In 2008, Usain Bolt won gold in 100m (9.69 secs) and 200m (19.30...

He didn’t want to take risks on food, so Bolt had 100 Chicken McNuggets a day during his 10-day stay in the country (1000 nuggets total).
"I should have gotten a gold medal for all that chowing down," Bolt wrote in his biography Faster than Lightning.
Almost as impressive as the nuggets-only diet (40 for breakfast + 20 for lunch + 40 for dinner), Bolt would wake up from a nap less than an hour before his gold-medal races.
This remains the greatest athletic achievement in human history.
And here is some photographic evidence of him crushing nuggets at the Rio Games in 2016.

