Surgeons who listen to music during operations perform better than those who don't .
87
Kissing an infection-free partner is good for your teeth!
141
The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15
The whiter your tongue, the more germs there are on it.
88
The male fetus is capable of attaining an erection during the last trimester.
75
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
A man's beard grows fastest when he anticipates sex.
239
The human brain doesn't stop developing until about 25 years old.
102