When you look up at the blue sky and see white dots flying around, you’re actually seeing your own white blood cells.
30
Every year your body replaces 98% of your atoms.
119
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
Fingernails grow nearly 4 times faster than toenails!
30
The levels of two stress hormones, cortisol and epinephrine which suppress the body's immune system, will actually drop after a dose of laughter.
112
35,000 people in the U.S. will die from the flu annually.
6
Applying vodka to your face helps tighten your pores and can reduce the risk of acne breakouts.
19
20 minutes after smoking a cigarette, blood pressure drops to normal.
37