If you were to roll a lung from a human body and out flat it would be the size of a tennis court.
36
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
Perspiration is odorless; it is the bacteria on the skin that creates an odor.
39
A sneeze can travel as fast as 100 miles per hour.
43
After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
55
Deep Breathing gives you health benefits similar to aerobics.
39
When a person dies, hearing is usually the last sense to go.
124