There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
A human being loses an average of 40 to 100 strands of hair a day.
133
If you hold farts in during the day, they'll just come out when you sleep.
16
The levels of two stress hormones, cortisol and epinephrine which suppress the body's immune system, will actually drop after a dose of laughter.
112
The human body contains over a billion miles of DNA.
147
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130