If your DNA was stretched out it would reach to the moon 6,000 times.
256
Flu shots only work about 70% of the time.
18
Household bleach is the recommended chemical to decontaminate people exposed to the anthrax virus, by the U.S. F.D.A.
16
Enamel is hardest substance in the human body.
61
Contrary to popular beliefs, chocolate does not cause acne.
63
Human teeth are almost as hard as rocks!
47
Crushed cockroaches can be applied to a stinging wound to help relieve the pain.
31