Your spit has a painkiller 6 times stronger than morphine. It contains a substance called opiorphin that is stronger than morphine.
39
We blink 25 times a minute.
51
The whiter your tongue, the more germs there are on it.
88
Music has the ability to repair brain damage and return lost memories.
62
In older people, memory is best early in the morning and then declines during the late afternoon.
33
Male hospital patients fall out of bed twice as often as female hospital patients.
71
There are more bacteria in your mouth than there are people in the world.
60
On average, women have always lived longer than men.
195