The human brain doesn't stop developing until about 25 years old.
102
One human hair can support 3 ounces.
191
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
The largest cell in the human body is the female egg and the smallest is the male sperm.
682
It takes about 20 seconds for a red blood cell to circle the whole body.
102
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
All the chemicals in a human body combined are worth about 6.25 euro (if sold separately).
266
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118