Having sex can make a woman look younger and more attractive due to the release of estrogen and collagen.
346
Our brains have a negativity bias and will remember bad memories more than good ones.
15
Every human spent about half an hour as a single cell.
144
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
A man's beard grows fastest when he anticipates sex.
239
One human hair can support 3 ounces.
191
The human body contains over a billion miles of DNA.
147
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15