One human hair can support 3 ounces.
191
A man's beard grows fastest when he anticipates sex.
239
Tigers can see 6 times better at night than humans.
305
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
Yawns are more contagious among people with closer relationships.
163
Enamel is hardest substance in the human body.
61
On average a woman has 4 sexual partners in her lifetime.
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