One quarter of the bones in your body are in your feet!
36
The heart pumps about 1 million barrels of blood during an average lifetime!
30
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
If your stomach didn't produce a new layer of mucous every two weeks, it would digest itself.
33
All humans have the ability to see ultraviolet light, but it is passively filtered out by the eye's lens. People who undergo surgery to remove the lens can detect ultraviolet light.
22
The human brain uses approximately as much energy as a 10 watt light bulb.
120
Cracking your knuckles does not actually hurt your bones or cause arthritis. The sound you hear is just gas bubbles bursting.
18
Tap water in Canada is held to a higher health standard than bottled water.
19