Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31
Only humans shed emotional tears.
331
Having sex can make a woman look younger and more attractive due to the release of estrogen and collagen.
346
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
Our Right Lungs takes more air than our left lung.
194
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161