Fingernails grow nearly 4 times faster than toenails.
31
Your tongue is the only muscle in your body that is attached at only one end.
173
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
Human teeth are almost as hard as rocks!
47
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
One or two alcohol drinks a day can be anti-inflammatory.
75
Cracking your knuckles does not actually hurt your bones or cause arthritis. The sound you hear is just gas bubbles bursting.
18
The average person can live for eleven days without water, assuming an average temperature of 60 degrees fahrenheit.
15