All humans have the ability to see ultraviolet light, but it is passively filtered out by the eye's lens. People who undergo surgery to remove the lens can detect ultraviolet light.
21
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
Held in farts enter your bloodstream and are bad for your body.
26
A person can live without food for about a month, but only about a week without water.
156
There are about 1,400 different species of bacteria in your belly button.
10
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
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