Kissing an infection-free partner is good for your teeth!
141
A toothbrush within 6 feet of a toilet can get airborne bacteria from flushing.
15
Brain freeze is caused by the brain sensing the drop of temperature on your palate and increasing blood pressure in an attempt to save you from freezing.
14
Only 1% of bacteria cause disease.
45
We blink 25 times a minute.
51
Laughing could dramatically improve your health – and be as good for you as a deep state of meditation, researchers have found.
28
The human brain is more active during sleep than during the day.
28
