Your thumb is about the same size as your nose.
124
There's 100 trillion good bacteria living in your body.
17
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
In one day, adult lungs move about 10,000 litres of air.
11
Within three days of death, the enzymes that once digested your food begin to eat you.
22
Your heart will pump about 212 million liters in its lifetime.
26
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
-137
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111