Ernest Hemingway survived through anthrax, malaria, pneumonia, dysentery, skin cancer, hepatitis, anemia, diabetes, high blood pressure, two plane crashes, a ruptured kidney, a ruptured spleen, a ruptured liver, a crushed vertebra, a fractured skull, and more.
67
Every hour one billion cells in the body must be replaced.
17
Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
15
A hard working adult sweats up to 4 gallons per day. Most of the sweat evaporates before a person realizes it's there, though!
25
Smokers get ten times more wrinkles than non-smokers.
171
Scientists estimate that laughing 100 times is equivalent to a 10-minute workout on a rowing machine.
202
The average human body contains enough fat to make seven bars of soap.
45