Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
15
A man's beard grows fastest when he anticipates sex.
239
Putting sugar on a wound or cut will greatly reduce pain and speed up the healing process.
25
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149
Your wounds heal faster if you lick them, you instinctively do this for that reason. Tears help, too.
20
Research indicates that babies who suck on pacifiers are more prone to ear aches.
21
Common pesticides such as roach, termite, and flea insecticide can be found in the bodies of the majority of Americans.
11