There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
A man's beard grows fastest when he anticipates sex.
239
In one day, adult lungs move about 10,000 litres of air.
11
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Research has determined that most people are happiest at 7:26pm on a Saturday night.
69
The largest cell in the human body is the female egg and the smallest is the male sperm.
682