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
There are more bacteria in your mouth than there are people in the world.
60
Contrary to popular beliefs, chocolate does not cause acne.
63
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
The average human body contains enough fat to make seven bars of soap.
45
Flu shots only work about 70% of the time.
18
2 out of 3 adults in the United States have hemorrhoids.
7
"Fish odor syndrome" is a rare genetic disorder that causes people to smell like rotten fish.
5