Only 1% of bacteria cause disease.
45
Although African-Americans make up only 13% of the U.S. population, they accounted for one half of the estimated new HIV/AIDS diagnoses in 2004.
70
Music has the ability to repair brain damage and return lost memories.
62
One quarter of the human brain is used to control the eyes.
43
When you get blackout drunk, you don't actually forget anything; your brain wasn't "recording" in the first place.
23
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
During a typical human life span, the human heart will beat approximately 2.5 billion times.
21
You mostly breathe from only one nostril at a time!
75