Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
The tongue is the strongest muscle in the human body.
50
Unlike dogs, pigs, and some other mammals, humans cannot taste water. They taste only the chemicals and impurities in the water.
95
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
The average human body contains enough fat to make seven bars of soap.
45
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
Kissing an infection-free partner is good for your teeth!
141
