Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
15
Common pesticides such as roach, termite, and flea insecticide can be found in the bodies of the majority of Americans.
11
The chemicals indole and skatole, which help to account for the particular smell of human feces, are used as ingredients in perfume!
-3
Banging your head against a wall uses 150 calories an hour.
57
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
People who sleep late have more mental stamina and can outperform early risers.
33
The lifespan of a tastebud is ten days.
130