Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
198
In one day, adult lungs move about 10,000 litres of air.
11
Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24
Babies crawl an average of 200m a day.
212
Modern humans first appeared about 200,000 years ago, but record keeping didn't begin until about 6,000 years ago. That means about 97% of human history is lost.
21
Poor eyesight (myopia) is associated with higher IQ.
232