Alzheimer's disease - plaques, tangles, causes, symptoms & pathology

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  • เผยแพร่เมื่อ 21 ก.ย. 2024
  • What is Alzheimer's disease? Alzeimer's (Alzheimer) disease is a neurodegenerative disease that leads to symptoms of dementia. Progression of Alzheimer's disease is thought to involve an accumulation of beta-amyloid plaque and neurofibrillary tangles in the brain. Find our full video library only on Osmosis: osms.it/more.
    Join millions of current and future clinicians who learn by Osmosis, along with hundreds of universities around the world who partner with Osmosis from Elseiver to make medical and health education more engaging and efficient. We have unparalleled tools and materials to prepare you for success in school, on your board exams, and as a future clinician. Sign up for a free trial at osms.it/more. If you're interested in exploring an institutional partnership, visit osmosis.org/educators to request a personalized demo.
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ความคิดเห็น • 877

  • @ravykiran8928
    @ravykiran8928 7 ปีที่แล้ว +1191

    You guys have no idea how many students are being helped by your team.....thank you Osmosis.

    • @osmosis
      @osmosis  7 ปีที่แล้ว +34

      Thank you, for your kind words! It would be awesome if you and your friends could review us on Facebook! facebook.com/pg/OsmoseIt

    • @jerictumulak7147
      @jerictumulak7147 6 ปีที่แล้ว +1

      Osmosis Extremely helpful videos. Amazing team!

    • @TyrDrum
      @TyrDrum 5 ปีที่แล้ว +12

      Why read a huge book full of uninteresting and fairly meaningless dribble when you can just watch one of these really insightful and succinct videos. Cheers Osmois.

    • @yushiulin1531
      @yushiulin1531 4 ปีที่แล้ว

      L

    • @sin5539
      @sin5539 4 ปีที่แล้ว +6

      I’m just watching because I’m bored

  • @auxilium5378
    @auxilium5378 4 ปีที่แล้ว +123

    My grandmother had Alzheimer's. I remember her looking at an old picture of her and my grandfather, pointing at it and saying "He left me" He didn't leave her. He died in 2012 and she forgot due to her illness. She died in September 2018 only 2 months away from becoming 90. Diseases that cause memory loss are things I wouldn't wish upon my worst enemy.

    • @oliverrando6463
      @oliverrando6463 ปีที่แล้ว +2

      Man my grandmother had the same thing she couldn't remember some people

    • @oliverrando6463
      @oliverrando6463 ปีที่แล้ว +3

      It is a very sad thing

    • @114dhruvilpatel7
      @114dhruvilpatel7 ปีที่แล้ว +2

      Episodic memory loss

    • @t.n.h.ptheneohumanpatterna8334
      @t.n.h.ptheneohumanpatterna8334 8 หลายเดือนก่อน

      It’s worse than cancer because your lost in your own mind and you loss all memories of yourself so you basically lose your identity

    • @TheScammyDavisJrShow
      @TheScammyDavisJrShow 6 หลายเดือนก่อน

      My fear for my grandmother.. she already currently deals with aphasia 😢

  • @joshbates9934
    @joshbates9934 5 ปีที่แล้ว +238

    In December of 2001 , My father was diagnosed of Alzheimer's disease. We saw it coming where as his first symptoms were in Late-2000. By April of 2006 he got Bad , In 2008 he got to the point where my mom or family members couldn't take care of him so we had to put him in a Home. By Early 2010 , He had no idea who we were his sons , Grandchildren, Even my mom (His wife) He only knew who his best friend 'Stanley' was (Friends for 85 years)
    It was extremely heart-Breaking and very saddening the one who raised me had no idea who i was nor my mom who he was married to since 1945 (65 years at that time) he was heading downhill very fast , Faster than usual the doctors said. Unfortunately On January 11,2011 he passed away he was 93 years old.
    Alzheimer's isn't only disease but its one where memories are forgotten from your loved one. Where as times your closest role model doesn't even know who u are.

    • @nyktalgia6669
      @nyktalgia6669 4 ปีที่แล้ว +17

      My condolences. I hope your mother (and you entire family frankly) are doing good!

    • @zfloz9895
      @zfloz9895 4 ปีที่แล้ว +6

      I'm so disappointed in the neurological doctor, and all the studies that they do !!!!
      They still are at the point, that they can't do anything ,against this brain degenerativ problems.
      Going from conference to conferences, writing books, but nothing actually ,comes out useful. I'm in the situation when I'm seeing my mother, losing more of her memorie. Her walk and hands moving more rigid, she is on treatment for two years now. And all the pills in the world, can't seem to help , to stop this illness evolution. I'm so disappointed in medicine, and doctors! !!!

    • @worthlessprofessor6477
      @worthlessprofessor6477 4 ปีที่แล้ว +8

      @@zfloz9895 I'm so sorry to hear about your loved ones. If you haven't read any of UCLA's Dr. Dale Bredesen's work/watched any of his interviews here on youtube, I'd strongly suggest giving them a look. Alzheimer's is complex, which is why monotherapies (like medication alone) are unlikely to solve Alzheimer's. He recommends a series of tests to find out what subtype(s) of Alzheimer's you might have.
      He argues that there are three main subtypes of cognitive decline. 1. Inflammatory 2. Atrophic (caused by lack of cognition supporting nutrients and hormones) and 3. Toxic. (heavy metal and mycotoxin exposure.) Then you can focus on the main drivers of Alzheimer's in you or your loved one.
      I also made a few videos going over some of these ideas, both the 3 main subtypes as well as why APP ends up getting cut into the four harmful peptides instead of the two. I did this mainly because of a personal situation where I can't get people to even take a cursory look at Bredesen's work. I figured I'd have to make it easy and cartoony.

    • @zfloz9895
      @zfloz9895 4 ปีที่แล้ว +2

      @@worthlessprofessor6477 you know. I should not know anything about it. I have to be the dumbest person about it. I just whant the persons whom they are experts in this matter, to do more then make use of rare words and expensive books, that they write. And to come with clear solutions.

    • @zfloz9895
      @zfloz9895 4 ปีที่แล้ว +1

      @@worthlessprofessor6477 and thank you, for your empathy. ♡

  • @mrunalinideonikar831
    @mrunalinideonikar831 7 ปีที่แล้ว +257

    it's the best video on Alzheimer I've ever seen. it helped me in my exams alot. Thanks

    • @striker1011
      @striker1011 6 ปีที่แล้ว

      Hope you wrote exam well . God gave me a big exam that is dementia.

    • @dr.vishalsawant5755
      @dr.vishalsawant5755 5 ปีที่แล้ว

      R u medical student..??

    • @trofaznimotor901
      @trofaznimotor901 2 ปีที่แล้ว

      @@striker1011 hello,how are you now?

    • @striker1011
      @striker1011 2 ปีที่แล้ว

      @@trofaznimotor901 I am fine sir. Happy & curious every day of my life 🙏

  • @RohitPant04
    @RohitPant04 2 ปีที่แล้ว +120

    Hands down, the most concise and simple explainatory video on All i have seen online. Like always, thanks!

    • @osmosis
      @osmosis  2 ปีที่แล้ว +3

      Wow, thanks for the feedback, Rohit! 🙏🏻

    • @bhaiatif
      @bhaiatif 2 ปีที่แล้ว

      Rohit koi mil gya vala?

    • @suziquestionable2845
      @suziquestionable2845 2 ปีที่แล้ว

      A very well described video Thanks !!!

    • @peacelove9716
      @peacelove9716 ปีที่แล้ว

      PEACE
      LOVE
      UNITY
      CALM
      HONESTY
      PROSPERITY
      FREE THINKING
      GOOD HEALTH
      RESPECT
      KINDNESS
      HAPPINESS
      SOBRIETY
      OPTIMISM

  • @SteveWoodyMusic
    @SteveWoodyMusic 4 ปีที่แล้ว +198

    For those interested, I made a full transcript of this video. Hope this helps someone else out, especially those writing papers! I double checked everything, but please let me know if I missed anything.
    "Dementia isn't technically a disease, but more of a way to describe a set of symptoms, like poor memory and difficulty learning new information, which can make it really hard to function independently. Usually dementia is caused by some sort of damage to the cells in the brain which can be caused by a variety of diseases. Alzheimer's disease, now referred to as Alzheimer disease is the most common cause of dementia. Alzheimer disease is considered a neurodegenerative disease meaning it causes the degeneration or loss of neurons in the brain particularly in the cortex. This, as you might expect, leads to the symptoms characteristic of dementia. although the cause of Alzheimer disease isn't completely understood, two major players that are often cited in its progression are plaques in tangles.
    All right, so here we've got this cell membrane of a neuron in the brain. in the membrane you've got this molecule called amyloid precursor protein or APP. One end of this guy’s in the cell and the other end’s outside the cell. It's thought that this guy helps the neuron grow and repair itself after an injury. since APP’s a protein just like other proteins, it gets used and overtime it gets broken down and recycled. Normally, it gets chopped up by an enzyme called Alpha secretase and its buddy, Gamma secretase. This chopped up peptide is soluble and goes away and everything is all good. if another enzyme, beta secretase, teams up with gamma secretase instead then we've got a problem. This leftover fragment isn't soluble and creates a monomer called amyloid beta. These monomers tend to be chemically sticky and bond together just outside the neurons and form what are called beta amyloid plaques, these clumps of lots of these monomers. These plaques can potentially get between the neurons which can get in the way of neuron-to-neuron signaling. if the brain cells can't signal and relay information, then brain functions like memory can be seriously impaired. it's also thought that these plaques can start up an immune response and cause inflammation which might damage surrounding neurons.
    Amyloid plaque can also deposit around blood vessels in the brain called amyloid angiopathy, which weakens the walls of the blood vessels and increases the risk of hemorrhage or rupture and blood loss. Here's an image of amyloid plaque on Histology. These clumps are buildups of beta amyloid and this is happening outside the cells. Another big part of Alzheimer disease are tangles, and these are actually found inside the cell as opposed to the beta amyloid plaques. Just like other cells, neurons are held together by their cytoskeleton which is partly made up of microtubules, these track like structures that essentially act like a minecart shipping nutrients and molecules along the length of the cell. A special protein called Tau makes sure that these tracks don't break apart, kind of like railway ties. Although again it's not completely understood, it's thought that the beta amyloid plaque buildup outside the neuron initiates pathways inside the neuron that lead to activation of kinase an enzyme that transfers phosphate groups to the Tau protein. The Tau protein then changes shape, stops supporting the microtubules, and clumps up with other Tau proteins and gets tangled and leads to the other characteristic finding of Alzheimer disease, neurofibrillary tangles.
    Neurons with tangles in non-functioning microtubules can't signal as well and sometimes end up undergoing apoptosis, or programmed cell death. Here's an image of Histology showing these neurofibrillary tangles formed inside the neuron. As neurons die, large scale changes start to take place in the brain. For one, the brain atrophies, or shrinks, and the Gyri get narrower (which are the characteristic ridges of the brain). As those get narrower the Sulci, which are the groups between the Gyri, get wider. With atrophy the ventricles, or fluid filled cavities in the brain, get larger as well.
    So, that's the pathophysiology part, but why does this happen in some people and not others? well Alzheimer disease can be split into two groups sporadic and familial. Sporadic is used to describe the late onset type where the exact cause isn't very well defined and is probably a combination of genetic and environmental risk factors. And sporadic accounts for the vast majority of cases. With sporadic Alzheimer's, the risk increases significantly with age affecting around 1% of people between ages 60-65 and 50% of people over the age of 85. In fact, a gene that's been identified as possibly contributing to an increased risk of Alzheimer disease is the e4 allele of apolipoprotein E gene or APOE e4. Researchers have shown that the risk of developing Alzheimer disease increases for patients that inherit one e4 allele and increases even more for patients who inherited two e4 alleles, one from each parent. Apolipoprotein E helps breakdown beta amyloid, but the E4 allele seems to be less effective than the other alleles like the APOE 2 allele, meaning patients are more likely to develop beta amyloid plaques.
    Familial Alzheimer disease, on the other hand, is used to describe cases where some dominant gene was inherited that speeds up the progression of the disease. So, sometimes familial Alzheimer's disease is referred to as early-onset Alzheimer's. Familial accounts for about 5 to 10% of cases and could be caused by several gene mutations. First, mutations in the PSEN-1 or PSEN-2 genes on chromosome 14 or chromosome 1, respectively, had been linked to early-onset Alzheimer's. These genes encode for presenilin 1 and presenilin 2, both protein subunits of gamma secretase. Mutations in these PSEN-1 or PSEN-2 genes can change the location where gamma secretase chops APP, producing different length beta amyloid molecules, which seem to be better at clumping up and forming plaques.
    Another known genetic cause of Alzheimer's is trisomy 21, or Down Syndrome, which involves an extra copy of chromosome 21. It turns out that the gene responsible for producing APP is located on chromosome 21, which means that people with Down Syndrome have an extra APP gene and presumably increased expression of APP, potentially increasing the amount of amyloid plaque buildup. For this reason, familial Alzheimer disease often progresses by age 40 in patients with Down Syndrome.
    Symptoms of Alzheimer disease worsen as plaques and tangles buildup and damage to the neurons accumulates. In the early stages, symptoms might not even be detectable. As it progresses, though, patients lose short-term memory. Like, for example, they might not be able to remember what they had for breakfast that morning. They then progress to a loss of motor skills making things like eating difficult without help. Also language becomes affected making it more difficult to communicate. Eventually they lose long term memory, like forgetting the name of their spouse or even that they're married in the 1st place. And they progressively become more disoriented, which can be dangerous because they might wander from home and get lost.
    In the late stages they become bedridden and the most common cause of death is actually infection, like pneumonia.
    Diagnosis of Alzheimer disease is really tough because the only way to definitively show that a person had Alzheimer's is by performing a brain biopsy after autopsy. Usually a clinician will, therefore, make a diagnosis after excluding other causes of dementia. Currently there isn't any cure for Alzheimer disease. Some medications exist but the benefits are small and there haven't been any medications that clearly and definitively halt the progression of Alzheimer's."

    • @kazrulgayming
      @kazrulgayming 4 ปีที่แล้ว +5

      I think i have alzheimer cuz i dont remember asking

    • @SteveWoodyMusic
      @SteveWoodyMusic 4 ปีที่แล้ว +4

      @@kazrulgaymingIs that why Snape killed you?

    • @kazrulgayming
      @kazrulgayming 4 ปีที่แล้ว

      @@SteveWoodyMusic couldnt remember

    • @SteveWoodyMusic
      @SteveWoodyMusic 4 ปีที่แล้ว +1

      @@kazrulgayming LOL

    • @katarinaantic1081
      @katarinaantic1081 2 ปีที่แล้ว +2

      Thank you very much!

  • @drkhan5401
    @drkhan5401 4 ปีที่แล้ว +28

    I don't know how many lecturers are delivering lectures at the osmosis but the person in this lecture is the best among all. He delivers the information so beautifully that i love to listen and is very easily understood and retained. Thank you so much sir 👍

  • @hah-no.
    @hah-no. 4 ปีที่แล้ว +81

    My grandpa had this and he was an amazing man. I wish I had spent more time with him. May he Rest In Peace, and thank you for educating thousands of people and helping them grow. Keep doing what you’re doing! 🤍

    • @savankate7239
      @savankate7239 4 ปีที่แล้ว

      . When I see this post I remember Dr. Osemuahu. He really made me believe in him so much. by healing me months ago with his herbal treatment from Alzheimer disease. I really appreciate you very much and he is able to cure you from any sickness and he also cured my cousin from Ischemic heart disease thanks to him ...if you have any diseases let me know so I can link you up with him ..

    • @-HolySpiritDove-
      @-HolySpiritDove- 3 ปีที่แล้ว +1

      Peace to those who have unease from this disease
      -one day in Heaven will be healing for all! 🗻🌅🌳⛅️😇💫

    • @bottle3124
      @bottle3124 ปีที่แล้ว +1

      Sorry for your loss.

    • @dilipbhakta8513
      @dilipbhakta8513 ปีที่แล้ว

      @@-HolySpiritDove- 8

  • @dr.delcyshealingzone110
    @dr.delcyshealingzone110 ปีที่แล้ว +11

    Osmosis , thank you for existing. You can't even imagine how much you guys have helped me to clear my annual exams in medical college. Every prof was so easy because of you and I never had to have sleepless nights to study and cram diseases from books, your videos were enough for me to write about a disease in exams. Please never stop making content. I will always watch your videos despite being a practicing physician.

    • @osmosis
      @osmosis  ปีที่แล้ว +2

      Thanks for making us part of your medical education and professional journey, Delcy! We're glad that you shared this with us. Definitely made our day! 🥰❤️🙏🏼

  • @oura1228
    @oura1228 ปีที่แล้ว +6

    Oh my god
    Our professor took 3 hours explaining that desease and we have not understood almost anything
    But you with that video in 9 minutes made it really simple and clear
    Man you are extremely genius
    You are talented
    Thank you so much 💙💙💙💙

    • @osmosis
      @osmosis  ปีที่แล้ว

      Happy to help! 🙏🏼 ❤️ 😊

  • @aeensamp5998
    @aeensamp5998 4 ปีที่แล้ว +21

    My mother passed way at the age of 39 the doctor didn't get the disease but the symptom is related to this...
    It was really heartbreaking ....She didn't even know us
    My 7 year old brother and 16 year me
    didn't even got a chance to say a last goodbye to her........
    I wish i had a chance to show that how much i love her

    • @inexp1
      @inexp1 3 ปีที่แล้ว +2

      wow. Hope you both are doing well

    • @peacelove9716
      @peacelove9716 ปีที่แล้ว

      PEACE
      LOVE
      UNITY
      CALM
      HONESTY
      PROSPERITY
      FREE THINKING
      GOOD HEALTH
      RESPECT
      KINDNESS
      HAPPINESS
      SOBRIETY
      OPTIMISM

  • @jennamichelle2001
    @jennamichelle2001 2 ปีที่แล้ว +9

    My grandmother has Alzheimer’s or dementia. Once she didn’t recognize photos of her deceased husband, and has forgotten what relation my deceased father (her son) was to her. I hope that one day Alzheimer’s and all other forms of dementia will be cured. 💜

    • @eltonjohn4812
      @eltonjohn4812 ปีที่แล้ว

      Alzheimer can be cured naturally. Contact @herbalistehi for cure and any other disease/virus.

  • @Melzare
    @Melzare 6 ปีที่แล้ว +47

    Got a neuro exam tomorrow so going through your videos as a refresher. They’re well made, thanks a ton!

    • @filefolder3
      @filefolder3 2 ปีที่แล้ว

      What grade did you get

    • @alrahfree5797
      @alrahfree5797 2 ปีที่แล้ว +2

      @@filefolder3 he failed

  • @maxzellblackwell5112
    @maxzellblackwell5112 7 ปีที่แล้ว +20

    I finally understand the actual biology behind this disease. Life saver for my final!!!

  • @UbaidNazir-k8m
    @UbaidNazir-k8m 11 หลายเดือนก่อน +3

    Helping teachers and students equally ❤.

    • @osmosis
      @osmosis  11 หลายเดือนก่อน +1

      Our pleasure to help 🙏🏼

  • @sf6317
    @sf6317 8 ปีที่แล้ว +177

    thankyou so much!simplifying a textbook chapter and numerous lectures into 8 minutes!

    • @osmosis
      @osmosis  8 ปีที่แล้ว +4

      Thank you!!

    • @armyblinkonce1259
      @armyblinkonce1259 7 ปีที่แล้ว +12

      Osmosis -nice user name...I am a little girl but I believe I can do big things. My dream is to be a doctor , but what really is my big big dream is to find a cure for the Alzheimer disease and cancer..Thank you for this information I will keep learning more in this subject

    • @emmawilding886
      @emmawilding886 7 ปีที่แล้ว +9

      me too! i am 14 and i want to be a doctor so i watch these videos because i love it and i want to learn as much as i can. these videos are the best because even i can understand them

    • @RobinahJuru1992
      @RobinahJuru1992 7 ปีที่แล้ว +2

      You can pledge to support them with as little as $1/month :) :)

    • @beludad5199
      @beludad5199 6 ปีที่แล้ว +1

      Army Angels12 and Emma wildling, I wish you best of luck :) Always keep dreaming big :)

  • @utkarshdubey8431
    @utkarshdubey8431 4 ปีที่แล้ว +6

    When it comes to neurology, we all are helpless as these diseases don't have a definitive cure.
    Hope this field grows faster!

    • @Letscurealzheimers
      @Letscurealzheimers 4 ปีที่แล้ว +1

      At this moment prevention looks like the only way of slowing it down. Dr Bredesen is doing research for trying to prevent Alzheimer's. He is hoping to reverse the symptoms.

  • @iSedma
    @iSedma 8 ปีที่แล้ว +18

    These are by far the most helpful medical videos I've come across! I love how concepts are clearly and concisely explained, relevant information included. I got more from these 10min videos than from hours of lecture and reading textbooks. Thanks so much, you guys are doing an incredible job!

    • @osmosis
      @osmosis  8 ปีที่แล้ว

      +iSedma Thanks so much!!

    • @peacelove9716
      @peacelove9716 ปีที่แล้ว

      PEACE
      LOVE
      UNITY
      CALM
      HONESTY
      PROSPERITY
      FREE THINKING
      GOOD HEALTH
      RESPECT
      KINDNESS
      HAPPINESS
      SOBRIETY
      OPTIMISM

  • @jacocksc
    @jacocksc 8 ปีที่แล้ว +95

    Incredibly helpful with an excellent presentation. Thanks so much!

    • @osmosis
      @osmosis  8 ปีที่แล้ว +8

      +Charles Jacocks We're really glad that you found it useful. You're very welcome.

    • @RobinahJuru1992
      @RobinahJuru1992 7 ปีที่แล้ว +1

      You can pledge to support them with as little as $1/month :) :)

    • @eltonjohn4812
      @eltonjohn4812 ปีที่แล้ว

      Alzheimer can be cured naturally. Contact @herbalistehi for cure and any other disease/virus.

  • @DiegoMsCoelho
    @DiegoMsCoelho 5 ปีที่แล้ว +3

    I work as a PhD student in Neuroscience and Bioinformatics and I think your work it's pretty solid and good. Thank you guys!!!

    • @peacelove9716
      @peacelove9716 ปีที่แล้ว

      PEACE
      LOVE
      UNITY
      CALM
      HONESTY
      PROSPERITY
      FREE THINKING
      GOOD HEALTH
      RESPECT
      KINDNESS
      HAPPINESS
      SOBRIETY
      OPTIMISM

  • @kingpopaul
    @kingpopaul 8 ปีที่แล้ว +32

    After discussing with some people working with numerous patient affecter by this disease, I've learned that this disease seems to act like a chronological undoing of the brain. The patient gradually forget about more recent memories and abilities, and seem to go through the stage of human maturation in reverse. It seems strange to me that "random" cell degeneration would lead to such a process instead of a more random loss of function and memories.

    • @seapinkoyster
      @seapinkoyster 7 ปีที่แล้ว +12

      Chronological undoing of the brain is definitely a great way to explain what Alzheimers appears to be. It happens like that because a lot of the plaques and tangles start in the hippocampus (where recent memories and hearings are formed) and then spread into different regions of the brain eventually to the area in the brain that regulates heart and breathing killing the patient. The spread of the plaques and tangles cause the "chronological" phases of the Alzheimers.

    • @Letscurealzheimers
      @Letscurealzheimers 4 ปีที่แล้ว +2

      Alzheimers Disease is characterized for the randomness of the progression that the neurons die. Not all cases are the same although there is a set of stages from start to finish. Other dementias are characterized other ways. Frontotemporal demetia begins in the frontal lobe and the section on the side of the brain. Vascular dementia is clogging of the blood vessels through the brain thus killing off neurons,

  • @codydudgeonphysiotherapy9197
    @codydudgeonphysiotherapy9197 4 ปีที่แล้ว +1

    Thank you for putting a lot of time, effort and detail into this video. As a Physiotherapist, on my new channel I am trying to educate as many people as I can on Alzheimer’s disease and dementia. I put up a video telling people that forgetting why you entered a room is a normal part of aging, and to not worry yourself about it. Let’s keep up the good work together and keep the videos coming!

  • @MJ-oe4oi
    @MJ-oe4oi 6 ปีที่แล้ว +2

    This is so much better than the script our neuro professor made for us. You are fantastic! Thanks!!

    • @eltonjohn4812
      @eltonjohn4812 ปีที่แล้ว

      Alzheimer can be cured naturally. Contact @herbalistehi for cure and any other disease/virus.

  • @AutopsyMyDeath
    @AutopsyMyDeath 6 หลายเดือนก่อน +2

    My Ukrainian grandfather had Alzheimer's disease and he was a professional violinist. When i was a kid he played with the violin every day and i remember hearing him get frustrated and swearing in Ukrainian since he was slowly forgetting all the Ukrainian folk songs he loved because his of Alzheimer's was slowly getting worse... Horrible to witness as a kid. He passed away in 2010 and i miss him so much....

  • @dovegreysand2179
    @dovegreysand2179 2 ปีที่แล้ว +2

    Fantastic video! Studying for medschool exams and this explained AD in such a clear and concise way.

  • @toughsoft321
    @toughsoft321 ปีที่แล้ว +2

    Fantastic video. Clarity and simplicity are the keys to understanding. Thanks!

    • @osmosis
      @osmosis  ปีที่แล้ว

      Thanks! 😊

  • @alanna4148
    @alanna4148 3 ปีที่แล้ว +2

    this video is the best one I've come across explaining Alzheimer's . thank you so much!!

    • @osmosis
      @osmosis  3 ปีที่แล้ว +1

      Wow, thank you, Alanna! 😊

    • @luithedude3300
      @luithedude3300 2 ปีที่แล้ว

      I agree, but to understand this video, you must at least know ninth grade biology, which many people doesn't know. But still, great video, Keep it up

    • @peacelove9716
      @peacelove9716 ปีที่แล้ว

      PEACE
      LOVE
      UNITY
      CALM
      HONESTY
      PROSPERITY
      FREE THINKING
      GOOD HEALTH
      WISDOM
      RESPECT
      KINDNESS
      HAPPINESS
      SOBRIETY
      OPTIMISM

  • @scotthaan1046
    @scotthaan1046 6 ปีที่แล้ว +5

    Thank you for your work! I can't understand why professors in expensive universities can't teach like this.

    • @eltonjohn4812
      @eltonjohn4812 ปีที่แล้ว

      Alzheimer can be cured naturally. Contact @herbalistehi for cure and any other disease/virus.

  • @haiderMJ
    @haiderMJ 4 หลายเดือนก่อน

    Do you know how much I love you gus and how grateful I am. You are AMAZING !!!!

    • @osmosis
      @osmosis  3 หลายเดือนก่อน

      Wow, thank you! ❤️

  • @akku1033
    @akku1033 วันที่ผ่านมา +1

    Thank you alotttt osmosis and your team man!! it's help me alot❤

  • @25hctr
    @25hctr 8 ปีที่แล้ว +13

    This video really helped me for the boards

  • @dogling4069
    @dogling4069 2 ปีที่แล้ว +4

    7:20 I'm in danger

    • @antoniojames3798
      @antoniojames3798 2 ปีที่แล้ว

      Being diagnosed with Alzheimer's disease. has been a major loss of money and has caused major problems in my immune system,but when I came across Dr. Osaka on TH-cam Channel and he recommended his herbal medicine I got completely cured of Alzheimer's disease.

  • @ithaka3835
    @ithaka3835 2 ปีที่แล้ว

    I’m 70, alone and just been given this diagnosis. It is absolutely devastating particularly having to give up my job, my home and everything I worked for. I am devastated!.

    • @pranavgaikwad5535
      @pranavgaikwad5535 2 ปีที่แล้ว

      Plzz belive in Jesus he is the only real god he can heal you and cahnge your life plzz only 1 time pray to him with whole your heart trust me I am only 17 and i have experienced how great he is and i am not doing this for relegious sake because jesus came for whole world and relegion and christians

    • @pranavgaikwad5535
      @pranavgaikwad5535 2 ปีที่แล้ว

      God will heal you

    • @eltonjohn4812
      @eltonjohn4812 ปีที่แล้ว

      Alzheimer can be cured naturally. Contact @herbalistehi for cure and any other disease/virus 100%

  • @yasmineamira7971
    @yasmineamira7971 4 ปีที่แล้ว +2

    Thank you for your precious help ! You have no idea how much you make it easier , May GOD bless you !

    • @eltonjohn4812
      @eltonjohn4812 ปีที่แล้ว

      Alzheimer can be cured naturally. Contact @herbalistehi for cure and any other disease/virus.

  • @yshlglnct9600
    @yshlglnct9600 6 ปีที่แล้ว +3

    I can't thank you enough, you helped me a lot! it's a talent to make a complicated subject so simple and interesting. THANK YOU

  • @shaheelashaz1019
    @shaheelashaz1019 6 ปีที่แล้ว +5

    You've just made my exam more easier! Thank you. ✨

  • @ketkimutha1296
    @ketkimutha1296 5 ปีที่แล้ว +5

    Great work team osmosis ❤aplausable job. U are giving education to lots of students across the world. 😇

  • @nokwandatwala7600
    @nokwandatwala7600 7 ปีที่แล้ว +3

    As I prepare for my upcoming practical test tomorrow.... Big thumbs up! :)

  • @imene8968
    @imene8968 4 ปีที่แล้ว +1

    I literally am an english student and i feel like this would be so much helpful if i was a pharmacy student or something .

  • @zannatul23
    @zannatul23 7 ปีที่แล้ว +2

    one of the best channel on youtube when it comes to medicine

  • @seulbeelee4395
    @seulbeelee4395 7 ปีที่แล้ว +5

    this is the best presentation I have ever watched so far. thanks a lot!

    • @osmosis
      @osmosis  7 ปีที่แล้ว +1

      Thanks for the kind words! It would be awesome if you and your friends could review us on our Facebook page. facebook.com/pg/OsmoseIt

  • @Shop_with_Ketaki
    @Shop_with_Ketaki 10 หลายเดือนก่อน

    I had this topic to elaborate and was not able how to because all the causing factors ,NFT ,Tau are getting me confused ,now they r just superb cleared

  • @weeeeeoow
    @weeeeeoow 4 หลายเดือนก่อน

    the vision in the description is so cute, thank you for your efforts honestly🥺❤

    • @osmosis
      @osmosis  4 หลายเดือนก่อน +1

      Thank you 🥰

  • @romanuxt4829
    @romanuxt4829 8 ปีที่แล้ว +16

    Thanx man! Sharp Clear and Simple. Exellent job! Keep it up

    • @OswaldDigestiveClinic
      @OswaldDigestiveClinic 3 ปีที่แล้ว

      If you liked this video, you may also want to know that it's estimated that 45 million out of the 328 million people in the U.S. will have Alzheimers! That's 13.7%!!

  • @catherinetalbot5015
    @catherinetalbot5015 7 ปีที่แล้ว +3

    Thank you so much, this is super helpful! As someone who is just beginning to get to grips with the neurobiology of Alzheimer's you''ve really helped a gal out!

    • @eltonjohn4812
      @eltonjohn4812 ปีที่แล้ว

      Alzheimer can be cured naturally. Contact @herbalistehi for cure and any other disease/virus.

  • @theayunieee
    @theayunieee 5 ปีที่แล้ว +4

    The explanation is so great. I satisfied with it. Thanks a lot!

  • @lauramickleson8503
    @lauramickleson8503 8 ปีที่แล้ว +9

    Thank you so much! So helpful, would you consider doing a video on Parkinson's Disease..?

    • @osmosis
      @osmosis  8 ปีที่แล้ว +2

      Thank you! We plan to do that disease in the future. You can vote for upcoming videos by becoming a Patreon subscriber at www.patreon.com/osmosis

    • @sf6317
      @sf6317 8 ปีที่แล้ว

      yes also a video on meningitis

  • @davidarrowsmith5633
    @davidarrowsmith5633 7 ปีที่แล้ว

    I've just come across your channel. As a medical student this is a wonderful starting point. Thank you!

  • @Titaniumjo
    @Titaniumjo 8 หลายเดือนก่อน

    Thank you so much❤ I'm using this for my seminar the mechanism of Alzheimer
    God bless you good job ❤🙏🏻

    • @osmosis
      @osmosis  8 หลายเดือนก่อน

      Glad it was helpful! 💖

  • @matinsawri7816
    @matinsawri7816 6 ปีที่แล้ว +1

    Nice video of Alzheimer's disease.I understood Alzheimer's disease very well. Thank you for making this video.

  • @asifyasiniify
    @asifyasiniify 8 ปีที่แล้ว +3

    This video is amazing. it made me understand this topic a lot easier, thanks for making it.

  • @christinafreddy6749
    @christinafreddy6749 3 ปีที่แล้ว +2

    Thank you so much, Osmosis, this helped me a lot for my assignment.

    • @osmosis
      @osmosis  3 ปีที่แล้ว +1

      Hi Christina! Our pleasure to be of help! Hope you enjoyed learning through Osmosis! 😊

  • @mrmoses7002
    @mrmoses7002 2 ปีที่แล้ว +2

    Please speak on the recent studies that do not support studies on current drugs that treat Alzheimer disease. Sounds like there was fraud

  • @ervingjaviermayorgaalfaro3997
    @ervingjaviermayorgaalfaro3997 5 ปีที่แล้ว +2

    Thanks so much for this video dude , You don't have a idea of how your explication help me.

  • @Oxroc197
    @Oxroc197 5 ปีที่แล้ว +1

    This literally explained AD to me in 10 mins which my lecturer failed to do in a 2 hour lecture!!

  • @xxPurpleSummer
    @xxPurpleSummer 4 ปีที่แล้ว

    Just a quick edit - Short-term memory ISN'T remembering what you had for breakfast. Remembering recent events is still Long-Term Memory (Episodic), and the unability to do so is called anterograde amnesia (inability to form new memories). Short-Term Memory (also noted as Working Memory and sometimes used interchangeably) refers to the memory of the now - spanning back SECONDS, not hours - it is what helps you remember the beginning of your sentence, do mental calculations, remember a phone number being said to you as you type it up in your phone, etc. It's also what is impaired temporarily when someone's high on weed, for example.
    But still, very helpful video! :)

  • @ivanariverosarteaga4625
    @ivanariverosarteaga4625 6 ปีที่แล้ว +2

    THANK YOU SO MUCH I WAS SO CONFUSED BUT THANKS TO YOU GUYS IM NOT ANYMORE
    I also really like the drawings and the animation it was a big help for me to understand! really good job I hope you continue your great work!

  • @thetruthgod2040
    @thetruthgod2040 4 ปีที่แล้ว +1

    the treatment bit can be improved vastly, the most important bit is understanding the mechanisms of the treatment

  • @damienroland5350
    @damienroland5350 6 ปีที่แล้ว +1

    Very clear, concise, and concrete. I looked at the First Aid book and everything said in this video and some correlated with the material. I will starting these videos more often to take my understanding and studying to another level. Thank you!!

  • @dhanashreeyerawar715
    @dhanashreeyerawar715 5 ปีที่แล้ว +5

    Hat's off to you guys.. Thanks for such selfless work!
    Nowadays.. I hit like button before seeing this awesome video's.
    Thanks again. 😊

  • @yi4763
    @yi4763 4 ปีที่แล้ว +1

    putting medschools out of business one video at a time 😂 thanks team for your hard work

  • @amayra690
    @amayra690 ปีที่แล้ว +1

    Highly thankful for this video.. 😊

    • @osmosis
      @osmosis  ปีที่แล้ว

      Our pleasure! 😊

  • @nyktalgia6669
    @nyktalgia6669 4 ปีที่แล้ว +3

    Thank you for the explanation, as always your videos are fully informative.
    I think i'm going crazy for this disease. I'm just so scared of someone i love gets this i don't know how to take it. The more i learn about this the more i understand it's innevitable for some people. Thank you for such a detailed explanation of the brain cells's plaques and tangles.

    • @eltonjohn4812
      @eltonjohn4812 ปีที่แล้ว

      Alzheimer can be cured naturally. Contact @herbalistehi for cure and any other disease/virus.

  • @gabbyt98
    @gabbyt98 11 หลายเดือนก่อน

    Explained it way better than my lecturer

  • @PinKittyStars
    @PinKittyStars ปีที่แล้ว

    I keep forgetting stuff I did 2 SEC ago, but i still remeber things from long ago or 3 days ago

  • @pa1154
    @pa1154 ปีที่แล้ว +1

    My mother who's just 55 is suffering from this. I can't cry more😭😭

    • @eltonjohn4812
      @eltonjohn4812 ปีที่แล้ว

      Alzheimer can be cured naturally. Contact @herbalistehi for cure and any other disease/virus.

  • @sooredaniel9899
    @sooredaniel9899 6 ปีที่แล้ว +3

    Best simplification ever!

  • @matthburdett
    @matthburdett 6 ปีที่แล้ว +3

    Thank you so much for adding your references! It helps so much!

    • @eltonjohn4812
      @eltonjohn4812 ปีที่แล้ว

      Alzheimer can be cured naturally. Contact @herbalistehi for cure and any other disease/virus.

  • @mohammadusmanabro3283
    @mohammadusmanabro3283 4 ปีที่แล้ว

    The Best one i have ever seen. I have been studying it and found it very difficult to understand but this made that too easy for me.... Thanks Osmosis!!!!!!

  • @madhushree4374
    @madhushree4374 4 ปีที่แล้ว +1

    Very neat to learn all the points are hidden over hear ... It is more enough for students .... Thanks a lot osmosis 👍

  • @nupurbodele7811
    @nupurbodele7811 6 ปีที่แล้ว +1

    thanks for these video's these build up my concepts clearly n help me a lot in understanding things which are difficult....thank you osmosis

  • @jzb7076
    @jzb7076 7 ปีที่แล้ว +2

    Thnx for the very helpful information I have an exam tomorrow and I feel like I'm more then ready now
    Keep it up !

    • @osmosis
      @osmosis  7 ปีที่แล้ว

      We hope your exam went well! If you haven’t yet checked out our educational platform we have a bunch of tools, including unreleased videos, quizzes, and flashcards to help you learn medicine. You can sign up for a free trial of Osmosis Prime here: bit.ly/2ut5ZEJ

  • @ElectricAMV
    @ElectricAMV 8 ปีที่แล้ว +9

    Incredible presentation + channel, love your videos keep up the great work!

    • @osmosis
      @osmosis  8 ปีที่แล้ว

      +ElectricAMV Thank you!

  • @Shop_with_Ketaki
    @Shop_with_Ketaki 10 หลายเดือนก่อน

    It's just Everything need to be known ,so simple and great conceptual teaching ,thanku so much for this amazing knowledge

    • @osmosis
      @osmosis  10 หลายเดือนก่อน

      We're glad to help 😊

  • @ZahraaTaha-w9m
    @ZahraaTaha-w9m 11 หลายเดือนก่อน

    I can’t find the proper words to thank u osmosis
    THANK YOU

    • @osmosis
      @osmosis  11 หลายเดือนก่อน

      Most welcome! ❤️

  • @javierteran3019
    @javierteran3019 4 ปีที่แล้ว

    HANDS DOWN THE BEST VIDEO SO FAR!

  • @warriorsweaty
    @warriorsweaty 4 ปีที่แล้ว +13

    Im 12 my grandma does not remember who i am but some time she remembers me but then forgets 😥😪

    • @jamesyeung3286
      @jamesyeung3286 4 ปีที่แล้ว +2

      treat for her as much as you can, she's got a limited time to enjoy life.

    • @adelinadonisa
      @adelinadonisa 4 ปีที่แล้ว

      I am so sorry to read this. My grandfather says he remember me, just after I say who I am and what's my name, I think he do that because I'm the only one who come to see him, and don't wanna hurt my feelings cus he see that I'm crying, I trust that you will be fine

    • @savankate7239
      @savankate7239 4 ปีที่แล้ว

      . When I see this post I remember Dr. Osemuahu. He really made me believe in him so much. by healing me months ago with his herbal treatment from Alzheimer disease. I really appreciate you very much and he is able to cure you from any sickness and he also cured my cousin from Ischemic heart disease thanks to him ...if you have any diseases let me know so I can link you up with him ..

  • @Dr.IrtazaRehman
    @Dr.IrtazaRehman 6 ปีที่แล้ว +1

    After watching ur videos i always get cleared about the topic thankx

  • @workingclassdoctors
    @workingclassdoctors ปีที่แล้ว

    This was so nicely explained,I also want to present case like this ,how I will be able to do this.

  • @m.m6318
    @m.m6318 4 ปีที่แล้ว +1

    Please write your sources i need them for my research 🙏
    Thanks 😍
    from Egypt ❤

  • @fightalzheimer7892
    @fightalzheimer7892 2 ปีที่แล้ว +2

    I really appreciate the details you shared in this video. 👍👍👍
    It made me clearer about what is happen with my mom's brain.🙏

    • @osmosis
      @osmosis  2 ปีที่แล้ว +1

      Glad it was helpful! Keeping your mom and your family in our thoughts today. 🙏🏼

    • @peacelove9716
      @peacelove9716 ปีที่แล้ว

      PEACE
      LOVE
      UNITY
      CALM
      HONESTY
      PROSPERITY
      FREE THINKING
      GOOD HEALTH
      RESPECT
      KINDNESS
      HAPPINESS
      SOBRIETY
      OPTIMISM

  • @gordonagent7037
    @gordonagent7037 5 ปีที่แล้ว +1

    Fantastic, in fact brilliant, such great graphics, explanation and content. So helpful

  • @rifanurfauziah7250
    @rifanurfauziah7250 7 ปีที่แล้ว

    I want to say thank you soooo much deeply from my heart for you guys osmosa team. With all your videos, i can learn for my exam just for 10 mins. And i am not just remembering the word or medicine or patho or anatomy it but i understand and stick on my brain fpr long term. Just need to read little more for the drugs from the book. You make me smarter. Oh thanks you, i just cant pay all of your kindness. May god bless you all. Love. Rifa

    • @peacelove9716
      @peacelove9716 ปีที่แล้ว

      PEACE
      LOVE
      UNITY
      CALM
      HONESTY
      PROSPERITY
      FREE THINKING
      GOOD HEALTH
      RESPECT
      KINDNESS
      HAPPINESS
      SOBRIETY
      OPTIMISM

  • @FarouqJr-w7g
    @FarouqJr-w7g 6 หลายเดือนก่อน

    FFFFUCK !!!!! HOW DO YOU INTERPRET THIS COMPLICATED TOPIC WITH SUCH SIMPLICITY INCLUDING KEY INFO AND DETAILS ! HOLY SHIT THIS IS PURE TALENT !

  • @smitadheke5906
    @smitadheke5906 7 ปีที่แล้ว +1

    M jus loving ur tutorials.. thanku Osmosis

    • @osmosis
      @osmosis  7 ปีที่แล้ว

      Thanks, Smita! We're glad you're finding our videos useful. If you haven't yet checked out our educational platform we have a bunch of tools that we think you'd like. These include unreleased videos, tens of thousands of flashcards and multiple-choice practice questions, study workspaces, and daily exam schedule organizers to help you learn medicine. You can sign up for a free trial of Osmosis Prime here: bit.ly/2ut5ZEJ

  • @arielperez797
    @arielperez797 11 หลายเดือนก่อน

    i suspect my coworker may be showing signs of neurodegeneration. at first i thought she was just forgetful...but her speech is erratic. she has been working for us for 6 months and still asks me to help her figure her job out. i used to get annoyed but recently it is becoming clear that she really needs help.

  • @AlmondChocolateMilk
    @AlmondChocolateMilk 2 ปีที่แล้ว +1

    Thanks bro! Totally helped.

  • @rachealmercier5535
    @rachealmercier5535 4 ปีที่แล้ว

    omg this is going to help me pass my exam. I was soooooooo confused! Now its clearer, Thank you!!

  • @someguy1576
    @someguy1576 6 ปีที่แล้ว +1

    Slightly more detailed than Khan Academy. Thanks

  • @amnazubair73
    @amnazubair73 6 ปีที่แล้ว +1

    This is the best video ever. thank you so much.

  • @GiveWarAChance375
    @GiveWarAChance375 2 หลายเดือนก่อน

    I feel this needs vision with more modern data. Specifically that plaque does not in fact play a rule in the disease like previously thought.

  • @jensenstock1820
    @jensenstock1820 5 ปีที่แล้ว +2

    This is an amazing description and explanation. Thank you!

    • @OswaldDigestiveClinic
      @OswaldDigestiveClinic 3 ปีที่แล้ว

      If you liked this video, look at the work of Dr. Dale Bredesen at Duke University! He looks at possible root causes of Alzheimer's such as: pathogens/gut infections, intestinal permeability of the gut (leaky gut), microbiome imbalances, insulin resistance, nutrient deficiencies, hormone imbalances, and toxin exposures!

  • @yashratanpal5317
    @yashratanpal5317 7 ปีที่แล้ว +1

    Brilliant work👍👍👍.Thank you so much guys

    • @osmosis
      @osmosis  7 ปีที่แล้ว

      Thank you, Yash! Did you know that if you like & review us on Facebook then you’ll get access to our videos a day before they’re published on TH-cam? Check it out here: bit.ly/2u35D6J

  • @abertoned
    @abertoned 4 ปีที่แล้ว +1

    thank you for the amazing videos I will mention you guys when i get my masters as credit !

  • @neelneelushah0
    @neelneelushah0 7 ปีที่แล้ว +3

    Best Explaination ever on Alzheimers! Thank You :)

    • @osmosis
      @osmosis  7 ปีที่แล้ว +2

      Thank you for the kind words, Neel! Did you know that if you like & review us on Facebook then you’ll get access to our videos a day before they’re published on TH-cam? Check it out here: bit.ly/2u35D6J

  • @estefaniaflores8415
    @estefaniaflores8415 7 ปีที่แล้ว +17

    What software did you use to make your videos?? I want to know so that I can make one for school presentations.

    • @osmosis
      @osmosis  7 ปีที่แล้ว +27

      We use Camtasia and Sketchbook. We also have an amazing team of artists.

  • @nurulhuda-gq8ft
    @nurulhuda-gq8ft 3 ปีที่แล้ว

    Simple, Excellent job. Thanks

    • @osmosis
      @osmosis  3 ปีที่แล้ว

      You are welcome!

  • @ShockCometComments
    @ShockCometComments 4 ปีที่แล้ว

    Thats nice.... end the explanation with no cure followed by a pause

  • @irinasonkina5168
    @irinasonkina5168 6 ปีที่แล้ว +1

    That was the easiest and explicit explanation! Thank you 😊

    • @OswaldDigestiveClinic
      @OswaldDigestiveClinic 3 ปีที่แล้ว

      If you're interested in research that looks at possible root causes for Alzheimer's, check out the work of Dr. Dale Bredesen. He had a 2018 study in the Journal of Alzheimers Disease & Parkinsonism. The study is titled: "Reversal of Cognitive Decline: 100 patients." It's fascinating stuff!

  • @christabelhernandez7656
    @christabelhernandez7656 4 ปีที่แล้ว +1

    Great explanation of Alzheimer’s disease. Thank you!

    • @eltonjohn4812
      @eltonjohn4812 ปีที่แล้ว

      Alzheimer can be cured naturally. Contact @herbalistehi for cure and any other disease/virus.