most unbelievable feats of humans

In 1964, Randy Gardner, a high school student in San Diego, California, stayed awake for 264.4 hours (11 days, 24 minutes), setting the world record for sleeplessness. Gardner appeared to have fully recovered from his loss of sleep as no long term psychological or physical effects have been observed on him.

John Evans, known as the professional head balancer, was able to balance a 159 kilogram (352 pound) mini cooper on his head for 33 seconds in 1999. Holder of another 32 world records, he has balanced other things on his head including 101 bricks and 235 pints of beer.

Calling it the 50/50/50, American ultra marathon runner Dean Karnazes ran 50 marathons in 50 US states in 50 consecutive days, beginning with the Lewis and Clark Marathon in St. Louis on Sept. 17, 2006, and finishing with the New York City Marathon on Nov. 5, 2006. After finishing the feat, Karnazes decided to run home to San Francisco from New York City.

Known as The Iceman, Wim Hof, a Dutch stunt performer, holds 20 world records including the world record for the longest ice bath. In 2011, he broke his own previous records by staying immersed in ice for 1 hour, 52 minutes, and 42 seconds.

In 2012, in Glen Allen, Virginia, 22 year old Lauren Kornacki rescued her father, Alec Kornacki, after the jack used to prop up his BMW slipped, pinning him under it. Lauren lifted the car, then performed CPR on her father and saved his life.