Enamel is hardest substance in the human body.
61
Gorillas can catch human colds and other illnesses.
205
Poor eyesight (myopia) is associated with higher IQ.
232
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
-137
The average person's skin weighs twice as much as their brain.
131
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
A man's beard grows fastest when he anticipates sex.
239