One human hair can support 3 ounces.
191
The average sperm cell swims at 8 inches per hour.
4
Enamel is hardest substance in the human body.
61
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Your heart will pump about 212 million liters in its lifetime.
26
If your DNA was stretched out it would reach to the moon 6,000 times.
256
Pain occurs when sounds are above 130 db.
124
A person will create enough saliva to fill two average size swimming pools during his lifetime.
191