Chewing gum boosts your brain power.
285
When you take a step, you are using up to 200 muscles.
886
The human body contains over a billion miles of DNA.
147
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
Your thumb is about the same size as your nose.
124
Enamel is hardest substance in the human body.
61