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
All humans have the ability to see ultraviolet light, but it is passively filtered out by the eye's lens. People who undergo surgery to remove the lens can detect ultraviolet light.
22
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Within three days of death, the enzymes that once digested your food begin to eat you.
22
Your heart will pump about 212 million liters in its lifetime.
26
A human being loses an average of 40 to 100 strands of hair a day.
133
In one day, adult lungs move about 10,000 litres of air.
11