Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
Your fingernails grow faster in summer.
744
In one day, adult lungs move about 10,000 litres of air.
11
Early American humans hunted car-size armadillos and used their shells for houses.
12
One human hair can support 3 ounces.
191
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
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
You can't tickle yourself.
29