The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
The human body contains over a billion miles of DNA.
147
Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
Yawns are more contagious among people with closer relationships.
163
The human brain has the capacity to store everything that you experience.
4k
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
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