It takes about 20 seconds for a red blood cell to circle the whole body.
102
When you take a step, you are using up to 200 muscles.
886
If your DNA was stretched out it would reach to the moon 6,000 times.
256
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
The average person's skin weighs twice as much as their brain.
131
Enamel is hardest substance in the human body.
61
The human brain doesn't stop developing until about 25 years old.
102
Our Right Lungs takes more air than our left lung.
194