Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24
By weight, Bone is five times stronger than steel.
417
A person can live without food for about a month, but only about a week without water.
156
The largest cell in the human body is the female egg and the smallest is the male sperm.
682
A man's beard grows fastest when he anticipates sex.
239
A third of the human population sneezes when they look at the Sun. Light can signal the ocular nerve near the sinuses and triggers a sneeze.
18