Cigarette smoke contains 4,800 chemicals, 69 of which cause cancer.
145
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
A toothbrush within 6 feet of a toilet can get airborne bacteria from flushing.
15
The human brain has the capacity to store everything that you experience.
4k
The chemicals indole and skatole, which help to account for the particular smell of human feces, are used as ingredients in perfume!
-3
Common pesticides such as roach, termite, and flea insecticide can be found in the bodies of the majority of Americans.
11
Pain occurs when sounds are above 130 db.
124
From the age of thirty, humans gradually begin to shrink in size.
1