Due to the angle at which the optic nerve enters the brain, staring at a blue surface during sex greatly increases the intensity of orgasms.
252
The human brain is more active during sleep than during the day.
28
Your heart beats over 100,000 times a day!
54
Your wounds heal faster if you lick them, you instinctively do this for that reason. Tears help, too.
20
Poor eyesight (myopia) is associated with higher IQ.
232
India used to be the richest country in the world until the British invasion in the early 17th Century.
37
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
The aorta, the largest artery in the body, is almost the diameter of a garden hose.
37