The human brain doesn't stop developing until about 25 years old.
102
The human body contains over a billion miles of DNA.
147
Your thumb is about the same size as your nose.
124
Every year your body replaces 98% of your atoms.
119
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
When you take a step, you are using up to 200 muscles.
886
The largest cell in the human body is the female egg and the smallest is the male sperm.
682