Children are poisoned most frequently by eating harmful plants.
13
The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
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
Pain occurs when sounds are above 130 db.
123
Every time you sneeze some of your brain cells die.
113
The aorta, the largest artery in the body, is almost the diameter of a garden hose.
37
Only 1% of bacteria cause disease.
45
Scientists estimate that laughing 100 times is equivalent to a 10-minute workout on a rowing machine.
202