20 minutes after smoking a cigarette, blood pressure drops to normal.
37
On average, there's 100 billion neurons in the human brain.
83
Every year your body replaces 98% of your atoms.
119
It takes approximately 12 hours for food to entirely digest.
93
Men have larger hearts; women's hearts beat faster.
77
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
Foreign accent syndrome is a rare brain disorder which causes people to speak in a foreign accent involuntarily.
15
It takes about 20 seconds for a red blood cell to circle the whole body.
102