- The only muscle that never tires is the heart.
- The body has 2.5 million sweat pores.
- Humans are the only species known to blush.
- Babies don’t shed tears until they’re at least one month old.
- Your mouth produces about one litre of saliva each day!
- Your brain is sometimes more active when you’re asleep than when you’re awake.
- The average person has 67 different species of bacteria in their belly button.
- You lose about 4kg of skin cells every year!
- Masseter muscle located in your jaw is strongest and stapedius muscle located in the middle of your ear is your weakest muscle.
- The human heart beats more than three billion times in an average lifespan.
- Your left lung is about 10 percent smaller than your right one.
- Human teeth are just as strong as shark teeth.
- Earwax is actually a type of sweat!
- It takes the body around 12 hours to completely digest eaten food.
- If you walked for 12 hours a day, it would take the average person 690 days to walk around the world.
- The smallest bone found in the human body is located in the middle ear. The staples (or stirrup) bone is only 2.8 millimetres long.
- As well as having unique fingerprints, humans also have unique tongue prints.
- The left side of your body is controlled by the right side of your brain while the right side of your body is controlled by the left side of your brain.
