Fingernails grow nearly 4 times faster than toenails.
31
Pain travels through the body at 350 feet per second!
23
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
Flu shots only work about 70% of the time.
18
Only 1% of bacteria cause disease in humans!
2
Your ribs move about 5 million times a year, every time you breathe!
60
An average adult produces about half a liter of flatulent gas per day, resulting in an average of about fourteen occurrences of flatulence a day.
8