Your wounds heal faster if you lick them, you instinctively do this for that reason. Tears help, too.
20
There are more bacteria in your mouth than there are people in the world.
60
Bearing a male child can alter a woman's brain by leaving male DNA that can persist for the rest of her life, making her less likely to suffer from Alzheimer's disease, promote tissue repair, and improve her immune system.
16
25% of your bones are located in your feet.
12
Pain travels through the body at 350 feet per second!
23
Our eyes are always the same size from birth, but our nose and ears never stop growing.
269
Every day, the average person swallows about a quart of mucous.
5
When you get blackout drunk, you don't actually forget anything; your brain wasn't "recording" in the first place.
23