In one day, adult lungs move about 10,000 litres of air.
11
Yawns are more contagious among people with closer relationships.
163
It takes about 20 seconds for a red blood cell to circle the whole body.
102
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456
There are times when you're walking that the pressure on your feet exceeds your body weight, and when you're running, it can be three or four times your weight.
62
It takes approximately 12 hours for food to entirely digest.
93
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111