Your thumb is about the same size as your nose.
124
When you take a step, you are using up to 200 muscles.
886
The average sperm cell swims at 8 inches per hour.
76
One human hair can support 3 ounces.
191
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
22
Every year your body replaces 98% of your atoms.
119
Your heart will pump about 212 million liters in its lifetime.
26