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
The human sigh acts as a physiological reset button.
23
Within three days of death, the enzymes that once digested your food begin to eat you.
22
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
The average person's skin weighs twice as much as their brain.
131
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
199
An Indian man known as "Snake Manu" can put small snakes, including deadly cobras, into his mouth and pass them out through his nose.
59
The human body contains over a billion miles of DNA.
147