Research indicates that babies who suck on pacifiers are more prone to ear aches.
21
Your thumb is about the same size as your nose.
124
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
When you take a step, you are using up to 200 muscles.
886
The chemicals indole and skatole, which help to account for the particular smell of human feces, are used as ingredients in perfume!
-3
Cracking your knuckles does not actually hurt your bones or cause arthritis. The sound you hear is just gas bubbles bursting.
18
In the average lifetime a person will breath in about 44 pounds of dust.
21
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44