Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
Every human spent about half an hour as a single cell.
144
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
Having sex can make a woman look younger and more attractive due to the release of estrogen and collagen.
346
Modern humans first appeared about 200,000 years ago, but record keeping didn't begin until about 6,000 years ago. That means about 97% of human history is lost.
21
Mushrooms are more closely related to humans than they are to plants.
47
Your fingernails grow faster in summer.
744
The human brain doesn't stop developing until about 25 years old.
102