Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
In one day, adult lungs move about 10,000 litres of air.
11
The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15
Enamel is hardest substance in the human body.
61
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
Fingernails grow nearly 4 times faster than toenails.
31
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165