It takes about 20 seconds for a red blood cell to circle the whole body.
102
Every year your body replaces 98% of your atoms.
119
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
Your heart will pump about 212 million liters in its lifetime.
26
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127