There are more bacteria in your mouth than there are people in the world.
60
Fingernails grow nearly 4 times faster than toenails.
31
Your body is creating and killing about 2.4 million red blood cells per second.
17
You can alleviate a tickly throat by scratching your ear.
9
Research indicates that babies who suck on pacifiers are more prone to ear aches.
21
Every day, the average person swallows about a quart of mucous.
5
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
Your spit has a painkiller 6 times stronger than morphine. It contains a substance called opiorphin that is stronger than morphine.
39