There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
Having sex can make a woman look younger and more attractive due to the release of estrogen and collagen.
346
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Research has determined that most people are happiest at 7:26pm on a Saturday night.
69
A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
It takes approximately 12 hours for food to entirely digest.
93
In one day, adult lungs move about 10,000 litres of air.
11