Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
19
The human brain doesn't stop developing until about 25 years old.
102
One human hair can support 3 ounces.
191
The human body contains over a billion miles of DNA.
147
Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24
In one day, adult lungs move about 10,000 litres of air.
11
When you get goosebumps and your hair stands, the hair helps to trap air, making you feel warmer by keeping in your body heat.
46