Surgeons who listen to music during operations perform better than those who don't .
87
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
The human body contains over a billion miles of DNA.
147
The brain can stay alive for 4 to 6 minutes without oxygen. After that cells begin die.
193
On average, there's 100 billion neurons in the human brain.
83
25% of your bones are located in your feet.
12


