If your DNA was stretched out it would reach to the moon 6,000 times.
256
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
In one day, adult lungs move about 10,000 litres of air.
11
Obsessive nose picking is called Rhinotillexomania.
101
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22