The largest cell in the human body is the female egg and the smallest is the male sperm.
682
The average person's skin weighs twice as much as their brain.
131
On average a woman has 4 sexual partners in her lifetime.
-143
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24
The world's shortest man measures only 21.5 inches.
73
In one day, adult lungs move about 10,000 litres of air.
11