Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
Obsessive nose picking is called Rhinotillexomania.
101
The human body contains over a billion miles of DNA.
147
Dentists have recommended that a toothbrush be kept at least 6 feet away from a toilet to avoid airborne particles resulting from the flush.
104
Cracking your knuckles does not actually hurt your bones or cause arthritis. The sound you hear is just gas bubbles bursting.
18
A human brain produces as many as 12,000 to 50,000 thoughts per day, depending on how deep a thinker a person is.
23
Taphephobia is the fear of being buried alive!
44
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
12