Your skin is actually an organ.
88
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
Your spit has a painkiller 6 times stronger than morphine. It contains a substance called opiorphin that is stronger than morphine.
39
Flu shots only work about 70% of the time.
18
Women buy four out of every 10 condoms sold.
71
Your heart beats over 100,000 times a day!
54
The human brain doesn't stop developing until about 25 years old.
102