According to one report, it would take 800 marijuana joints to kill a person - but the cause of death would be carbon monoxide poisoning.
176
It is possible to go blind from smoking too heavily.
50
You inhale about 700,000 of your own skin flakes each day.
29
Children are more allergic to cockroaches than they are to cats!
46
The pupil of the eye expands as much as 45 percent when a person looks at something pleasing.
130
There is a disease called ichthyosis that turns the skin scaly like a fish.
90
Every year your body replaces 98% of your atoms.
119
Household bleach is the recommended chemical to decontaminate people exposed to the anthrax virus, by the U.S. F.D.A.
16