Poor eyesight (myopia) is associated with higher IQ.
232
Only 1% of bacteria cause disease in humans!
2
It is possible to go blind from smoking too heavily.
50
Our eyes are always the same size from birth, but our nose and ears never stop growing.
269
Your body is creating and killing about 2.4 million red blood cells per second.
17
Human thigh bones are stronger than concrete!
63
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13