Yawns are more contagious among people with closer relationships.
163
Our Right Lungs takes more air than our left lung.
194
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
-137
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
When you take a step, you are using up to 200 muscles.
886
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
Your heart will pump about 212 million liters in its lifetime.
26
Your thumb is about the same size as your nose.
124