While 7 men in 100 have some form of color blindness, only 1 woman in 1,000 suffers from it.
50
Fingernails grow fastest on the hand you favor.
44
Your thumb is about the same size as your nose.
124
There are about 1,400 different species of bacteria in your belly button.
10
Medical research has found substances in mistletoe that can slow down tumor growth.
32
Unlike dogs, pigs, and some other mammals, humans cannot taste water. They taste only the chemicals and impurities in the water.
95
Smoking while pregnant increases the chances of spontaneous abortions (miscarriages) stillbirths and premature labor.
77
The average human body contains enough iron to make a small nail.
50