In one day, adult lungs move about 10,000 litres of air.
11
Every day, the average person swallows about a quart of mucous.
5
The chemicals indole and skatole, which help to account for the particular smell of human feces, are used as ingredients in perfume!
-3
Fingernails grow nearly 4 times faster than toenails!
30
The tongue is the strongest muscle in the human body.
50
The human brain is more active during sleep than during the day.
28
Perspiration is odorless; it is the bacteria on the skin that creates an odor.
39
