Your heart pumps about 2,000 gallons of blood each day!
53
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
About 400 different kinds of microbes live on and in the human body.
-3
When a person dies, hearing is usually the last sense to go.
124
According to a 1950s survey, 75% of men ejaculate within two minutes of penetration.
109
One quarter of the bones in your body are in your feet!
36
During a typical human life span, the human heart will beat approximately 2.5 billion times.
21
The largest cell in the human body is the female egg and the smallest is the male sperm.
682