Banging your head against a wall uses 150 calories an hour.
57
Your stomach produces a new layer of mucus every two weeks so that it doesn't digest itself.
160
There is a disease called ichthyosis that turns the skin scaly like a fish.
90
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
Pain travels through your body at 350 ft. per second.
36
You mostly breathe from only one nostril at a time!
75
Only 1 person in 2 billion will live to be 116.
49
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