Gym compression wear... it really works!

For athletes at the top of their game, every second counts. Compression garments could be a useful tool in the kitbag. They're sportswear which grip muscles tightly. A study at the University of Birmingham, conducted with a new sportswear company based in the city has shown there are benefits. For a cyclist, compression leggings could knock thirty seconds off a typical time for a sixty minute race. We sent our Science Correspondent David Gregory-Kumar to find out more.
More here: www.bbc.co.uk/...