The average human body contains enough iron to make a small nail.
50
The tongue is the strongest muscle in the human body.
50
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
It is almost impossible to sneeze with your eyes open. It is a defense mechanism that has evolved to protect our eyes from bacteria and debris.
164
Your spit has a painkiller 6 times stronger than morphine. It contains a substance called opiorphin that is stronger than morphine.
39
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44