Your heart pumps about 2,000 gallons of blood each day!
53
Motorists who talk on cell phones are more impaired than drunk drivers with blood-alcohol levels exceeding .08!
49
Our eyes are always the same size from birth, but our nose and ears never stop growing.
269
When you get blackout drunk, you don't actually forget anything; your brain wasn't "recording" in the first place.
23
Your spit has a painkiller 6 times stronger than morphine. It contains a substance called opiorphin that is stronger than morphine.
39
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 human brain is insensitive to pain.
76

