Panorama investigates sports products that promise to boost your performance. Shelley Jofre tests the science behind the advertising claims made by some of sport's biggest brands. Show more
Discover 11,128,835 listings and 279,896 playable programmes from the BBC
Panorama investigates sports products that promise to boost your performance. Shelley Jofre tests the science behind the advertising claims made by some of sport's biggest brands. Show more