The three-time medalist is behind the design of his prosthetic—and he uses it to train hard off-board, too.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Ali Truwit would describe herself as a lifelong athlete. She’s always loved exercise, and grew up playing ...

A former engineer from Dorchester, UK, who faced a £35,000 bill for a prosthetic leg built his own using parts from Amazon and eBay for under £100. Alex Young, 46, lost his right leg after a ...