Kissing an infection-free partner is good for your teeth!
141
All humans have the ability to see ultraviolet light, but it is passively filtered out by the eye's lens. People who undergo surgery to remove the lens can detect ultraviolet light.
22
Your heart will pump about 212 million liters in its lifetime.
26
While 7 men in 100 have some form of color blindness, only 1 woman in 1,000 suffers from it.
50
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
The tongue is the strongest muscle in the human body.
50
Household bleach is the recommended chemical to decontaminate people exposed to the anthrax virus, by the U.S. F.D.A.
16