The human body contains over a billion miles of DNA.
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In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130
A person can live without food for about a month, but only about a week without water.
156
The average sperm cell swims at 8 inches per hour.
76
There's 100 trillion good bacteria living in your body.
17
After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
55
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99