The average sperm cell swims at 8 inches per hour.
76
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
199
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
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16

