On average, there's 100 billion neurons in the human brain.
83
On average a woman has 4 sexual partners in her lifetime.
-143
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
Having sex can make a woman look younger and more attractive due to the release of estrogen and collagen.
346
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
One human hair can support 3 ounces.
191
If the human eye was a digital camera, it would have 576 megapixels.
25