Your spit has a painkiller 6 times stronger than morphine. It contains a substance called opiorphin that is stronger than morphine.
39
Every hour one billion cells in the body must be replaced.
17
We blink 25 times a minute.
51
A study in the UK states that men need at least two "guys nights out" each week to stay healthy.
5
The average tastebud lives only 10 days before it dies and is replaced by a new one.
15
Only 1 person in 2 billion will live to be 116.
49
Human thigh bones are stronger than concrete!
63
Wearing headphones for an hour increases the bacteria in your ear 700 times.
233