Your spit has a painkiller 6 times stronger than morphine. It contains a substance called opiorphin that is stronger than morphine.
39
Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
15
By weight, Bone is five times stronger than steel.
417
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
On average, women have always lived longer than men.
195
It has been said that over 350 million people suffer from Facebook Addiction Disorder.
115
It takes 17 muscles to smile, 43 to frown.
65
If your DNA was stretched out it would reach to the moon 6,000 times.
256