Usain Bolt Runs 100 Meters in 9.58 Second, How Fast Could an Aug. Usain Bolt set a new world record. The 22-year-old Jamaican recorded a time of 9.58 seconds to shave 0.11 off the mark he set last year when winning gold at the Beijing Olympics. American Tyson Gay was second in a time of 9.71, with Jamaica's Asafa Powell claiming bronze in 9.84.
UPDATE: Usain Bolt has run 200 meters in a new record time of 19.19. His second hundred was almost exactly the same as the time for his previous record in the 100 meters. How Fast Can Humans Run? - Elite Feet. What's The Human Speed Limit? Can Oxygen 4 energy.