The fastest man of all time, Usain Bolt, changed the sprinting world forever by clocking the 100 meters in 9.58 seconds. But that legendary speed was not luck, but built on a demanding six-day-a-week ...

*Usain Bolt, the eight-time Olympic gold medalist, has traded the thrill of the track for a slower-paced life centered around family and relaxation. The once-unstoppable sprinter, who retired from ...

Those finding it too hard to fit the gym into their busy schedules now have a new, speedier workout choice. [Related story: Look good after the gym] Based on sections of Usain Bolt’s athletic training ...