The human body is an amazing machine that is incredibly efficient. There are many surprising facts about the human body.
Did you know, your fingernails grow four times faster than your toenails? Do you know that your bones are four times stronger than concrete? Do you know that the biggest muscle is the one you are sitting on?
- Also Read: Living With Gratitude Leads You To Happiness
Here is a fun quiz on the human body. Have fun!