Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
A human brain produces as many as 12,000 to 50,000 thoughts per day, depending on how deep a thinker a person is.
23
In one day, adult lungs move about 10,000 litres of air.
11
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
Early American humans hunted car-size armadillos and used their shells for houses.
12
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
Pain occurs when sounds are above 130 db.
124
Every human spent about half an hour as a single cell.
144