On average, there's 100 billion neurons in the human brain.
83
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
Cats have a weak sense of taste. They have only 473 tastebuds, humans have 9,000.
307
Gorillas can catch human colds and other illnesses.
205
A man's beard grows fastest when he anticipates sex.
239
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
-137
If the human eye was a digital camera, it would have 576 megapixels.
25