Kissing an infection-free partner is good for your teeth!
141
Fingernails grow nearly 4 times faster than toenails!
30
Each nostril of a human being register smell in a different way. Smells that are made from the right nostril are more pleasant than the left.
38
While 7 men in 100 have some form of color blindness, only 1 woman in 1,000 suffers from it.
50
There are 206 bones in the human body!
-17
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
Most dreams last only 5 to 20 minutes.
79