Deep Breathing gives you health benefits similar to aerobics.
39
Human teeth are almost as hard as rocks!
47
The human brain is insensitive to pain.
76
Pain occurs when sounds are above 130 db.
124
There are 206 bones in the human body!
-17
Household bleach is the recommended chemical to decontaminate people exposed to the anthrax virus, by the U.S. F.D.A.
16
Your thumb is about the same size as your nose.
124
Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103