Enamel is hardest substance in the human body.
61
Obsessive nose picking is called Rhinotillexomania.
101
A person can live without food for about a month, but only about a week without water.
156
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
The average person will go on a date at least 100 times before they finally marry.
33
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
Pain occurs when sounds are above 130 db.
124
On average, there's 100 billion neurons in the human brain.
83