The human brain doesn't stop developing until about 25 years old.
102
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
The average sperm cell swims at 8 inches per hour.
76
Our Right Lungs takes more air than our left lung.
194
Every year your body replaces 98% of your atoms.
119
The average person's skin weighs twice as much as their brain.
131
Chewing gum boosts your brain power.
285
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118