The human brain uses approximately as much energy as a 10 watt light bulb.
120
The brain receives 20% of the body’s oxygen and 25% of total body glucose utilization, despite it accounting for only 2% of a person’s weight (about 1.4 kilograms).
8
You see your nose at all times, your brain just chooses to ignore it.
30
When you get goosebumps and your hair stands, the hair helps to trap air, making you feel warmer by keeping in your body heat.
46
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
The human sigh acts as a physiological reset button.
23
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13