Chocolate, sex, and laughter are all important for a healthy brain.
37
There's 100 trillion good bacteria living in your body.
17
Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
Putting sugar on a wound or cut will greatly reduce pain and speed up the healing process.
25
Redheads require up to 20% more anesthesia to be knocked out.
112
Fingernails grow fastest on the hand you favor.
44
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
Ingrown toenails are hereditary.
15