Smokers get ten times more wrinkles than non-smokers.
171
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
Fingernails grow nearly 4 times faster than toenails.
31
People who sleep late have more mental stamina and can outperform early risers.
33
The human body contains over a billion miles of DNA.
147
The average female will have 3.3 pregnancies in her life.
49
Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
If you are bitten by a poisonous snake, and fail to receive medical attention, you still have a 50% chance of survival.
28