About 400 different kinds of microbes live on and in the human body.
-3
An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73
If your DNA was stretched out it would reach to the moon 6,000 times.
256
The heart pumps about 1 million barrels of blood during an average lifetime!
30
There's a new vaccine for alcoholism that gives drinkers an immediate and harsh hangover, even if they drink a small amount of booze.
14
Human thigh bones are stronger than concrete!
63
The tongue is the strongest muscle in the human body.
50
Redheads require up to 20% more anesthesia to be knocked out.
112