You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
17
If you hold farts in during the day, they'll just come out when you sleep.
16
The human brain doesn't stop developing until about 25 years old.
102
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
-137
The human body contains over a billion miles of DNA.
147
