The human brain doesn't stop developing until about 25 years old.
102
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Your heart will pump about 212 million liters in its lifetime.
26
It is possible for you to survive even after the removal of the spleen, the stomach, one kidney, one lung, 75% of the liver, 80% of the intestines, and almost every organ from the pelvic and groin area.
218
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
After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
55