The levels of two stress hormones, cortisol and epinephrine which suppress the body's immune system, will actually drop after a dose of laughter.
112
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
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
A human being loses an average of 40 to 100 strands of hair a day.
133
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111