The average sperm cell swims at 8 inches per hour.
76
It takes about 20 seconds for a red blood cell to circle the whole body.
102
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
One human hair can support 3 ounces.
191
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
The human brain has the capacity to store everything that you experience.
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