The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
Yawns are more contagious among people with closer relationships.
163
Chewing gum boosts your brain power.
285
The average person's skin weighs twice as much as their brain.
131
Every year your body replaces 98% of your atoms.
119
The human brain uses approximately as much energy as a 10 watt light bulb.
120
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
Our Right Lungs takes more air than our left lung.
194