Yawns are more contagious among people with closer relationships.
163
The human body contains over a billion miles of DNA.
147
Our Right Lungs takes more air than our left lung.
194
Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
Every year your body replaces 98% of your atoms.
119
It takes about 20 seconds for a red blood cell to circle the whole body.
102
All the chemicals in a human body combined are worth about 6.25 euro (if sold separately).
266