One human hair can support 3 ounces.
191
Obsessive nose picking is called Rhinotillexomania.
101
The human eye blinks an average of 4,200,000 times a year.
233
Poor eyesight (myopia) is associated with higher IQ.
232
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
Pain occurs when sounds are above 130 db.
124
On average, there's 100 billion neurons in the human brain.
83
Enamel is hardest substance in the human body.
61