Every time you sneeze some of your brain cells die.
113
Your skeleton keeps growing until you are about 35, then you start to shrink.
74
The largest cell in the human body is the female egg and the smallest is the male sperm.
682
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
The average person's skin weighs twice as much as their brain.
131
The human brain doesn't stop developing until about 25 years old.
102
Smoking while pregnant increases the chances of spontaneous abortions (miscarriages) stillbirths and premature labor.
77