Perspiration is odorless; it is the bacteria on the skin that creates an odor.
39
An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73
Human teeth are almost as hard as rocks!
47
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
94
Unlike dogs, pigs, and some other mammals, humans cannot taste water. They taste only the chemicals and impurities in the water.
95
A person infected with the SARS virus, has a 95-98% chance of recovery.
23
The whiter your tongue, the more germs there are on it.
88
About 400 different kinds of microbes live on and in the human body.
-3