By weight, Bone is five times stronger than steel.
417
Most dreams last only 5 to 20 minutes.
79
Our brains have a negativity bias and will remember bad memories more than good ones.
15
Fidgeting can burn about 350 calories a day.
201
The average person who stops smoking requires one hour less sleep a night.
79
The tongue is the strongest muscle in the human body.
50
Smoking while pregnant increases the chances of spontaneous abortions (miscarriages) stillbirths and premature labor.
77