Obsessive nose picking is called Rhinotillexomania.
101
Every human spent about half an hour as a single cell.
144
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
On average a woman has 4 sexual partners in her lifetime.
-143
The average person's skin weighs twice as much as their brain.
131
The human brain doesn't stop developing until about 25 years old.
102
The human brain is more active during sleep than during the day.
28
Playing Tetris after a traumatic event can prevent the development of traumatic memories and reduce the chance of having flashbacks.
29