Spoiler: He’s really, really, fast.
Usain Bolt is fast, but he is actually slower than most other sprinters at the start.
In the 2016 Olympic 100-meter final on Sunday, his reaction time was 0.155, making it the second slowest in a field of eight.
Michael Kappeler / AFP / G...
15 Facts About Usain Bolt That Will Make You Say "Holy Shit"