If you are cold you are more likely to be hungry because you use energy to keep warm.
144
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
A sneeze can travel as fast as 100 miles per hour.
43
Kissing an infection-free partner is good for your teeth!
141
Every year your body replaces 98% of your atoms.
119
The average human body contains enough fat to make seven bars of soap.
45
By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
9
The largest cell in the human body is the female egg and the smallest is the male sperm.
682