Every hour one billion cells in the body must be replaced.
17
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
Deep Breathing gives you health benefits similar to aerobics.
39
Only 1% of bacteria cause disease in humans!
2
Chocolate, sex, and laughter are all important for a healthy brain.
38
The average person's skin weighs twice as much as their brain.
131
When you get blackout drunk, you don't actually forget anything; your brain wasn't "recording" in the first place.
23