Your heart will pump about 212 million liters in its lifetime.
26
The human eye blinks an average of 4,200,000 times a year.
233
The human sigh acts as a physiological reset button.
23
Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24
The average sperm cell swims at 8 inches per hour.
4
One human hair can support 3 ounces.
191
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
Tigers can see 6 times better at night than humans.
305