When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
The average person who stops smoking requires one hour less sleep a night.
79
Your heart beats over 100,000 times a day!
54
Smokers get ten times more wrinkles than non-smokers.
171
The brain can stay alive for 4 to 6 minutes without oxygen. After that cells begin die.
193
The tongue is the strongest muscle in the human body.
50
Redheads require more anesthesia to 'go under' than other hair colors do.
51
We are born with 350 bones, and die with 206.
135