It is possible for you to survive even after the removal of the spleen, the stomach, one kidney, one lung, 75% of the liver, 80% of the intestines, and almost every organ from the pelvic and groin area.
218
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Research has determined that most people are happiest at 7:26pm on a Saturday night.
69
Modern humans first appeared about 200,000 years ago, but record keeping didn't begin until about 6,000 years ago. That means about 97% of human history is lost.
21
Your fingernails grow faster in summer.
744
It takes about 20 seconds for a red blood cell to circle the whole body.
102
It takes approximately 12 hours for food to entirely digest.
93
The average person's skin weighs twice as much as their brain.
131