PerfectStranger
Elite
1. There are no muscles in your fingers: Their function is controlled by muscles in your palms and arms.
2. The hardest working muscle in your body is your heart: It pumps more than 2,000 gallons of blood a day and beats more than 2.5 billion times in a 70-year You do not have permission to view the full content of this post. Log in or register now. span.
3. It’s impossible to hum while holding your nose (just try it!).
4. Skin is the body’s largest organ.
5. The earth’s circumference is 24,900 miles.
2. The hardest working muscle in your body is your heart: It pumps more than 2,000 gallons of blood a day and beats more than 2.5 billion times in a 70-year You do not have permission to view the full content of this post. Log in or register now. span.
3. It’s impossible to hum while holding your nose (just try it!).

4. Skin is the body’s largest organ.
5. The earth’s circumference is 24,900 miles.