After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
55
About 400 different kinds of microbes live on and in the human body.
-3
Every hour one billion cells in the body must be replaced.
17
By weight, Bone is five times stronger than steel.
417
Motorists who talk on cell phones are more impaired than drunk drivers with blood-alcohol levels exceeding .08!
49
Brain freeze is caused by the brain sensing the drop of temperature on your palate and increasing blood pressure in an attempt to save you from freezing.
14
The average person's skin weighs twice as much as their brain.
131