10 seconds is the amount of time until unconsciousness after the loss of blood supply to the brain.
108
Pain occurs when sounds are above 130 db.
124
Every time you sneeze some of your brain cells die.
113
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.
21
Having sex can make a woman look younger and more attractive due to the release of estrogen and collagen.
346
The aorta, the largest artery in the body, is almost the diameter of a garden hose.
37
Your heart rate can rise as much as 30% during a yawn.
69