12 Fun Facts about Muscles

Our muscles are fascinating, did you know they make up about 40% of your total body weight? In this article you’ll find 12 facts about muscles that might surprise you, including social friendly images so you can share the knowledge with your community.

Underlined title 'Fun Muscle Facts' followed by six circular muscle-related pictograms
The human body has more than 650 muscles

1. The human body has more than 650 muscles.

Stretching increases the blood flow to your muscles and helps avoid injuries

2. Stretching increases the blood flow to your muscles and helps avoid injuries.

Regular exercise, heat therapy and deep breathing are other proven ways to improve blood flow.

Your muscles and joints require water in order to stay energized, lubricated and healthy

3. Your muscles and joints require water in order to stay energized, lubricated and healthy.

The eye muscles are the most active in the body, moving more than 100,000 times a day

4. The eye muscles are the most active in the body, moving more than 100,000 times a day.

Your eyes are actually one of your most complex organs.

It’s thought that in your lifetime they’ll see 24 million different images[1] – it’s just another interesting fact about the human body!

People who don't regularly exercise could lose up to 80% of their muscle strength by age 65

5. People who don't regularly exercise could lose up to 80% of their muscle strength by age 65.

The ‘core’ includes any muscles that attach to your pelvis, spine and ribs

6. The ‘core’ includes any muscles that attach to your pelvis, spine and ribs.

Being fit is good for your heart because it strengthens the muscles needed to make your heart and cardiovascular system function

7. Being fit is good for your heart because it strengthens the muscles needed to make your heart and cardiovascular system function.

Muscle mass diminishes at the rate of 1% a year in middle age

8. Muscle mass diminishes at the rate of 1% a year in middle age.

You use roughly 200 muscles when you take a single step

9. You use roughly 200 muscles when you take a single step.

Don’t underestimate even the smallest change to your routine, you might be using more muscles than you think!

If you need more convincing to start going on a daily walk, take a look at these facts about exercise.

Regular weight training increases the number of calories burned during normal activities

10. Regular weight training increases the number of calories burned during normal activities.

A study found women who incorporated strength training, three times a week into their workout routine, were more likely to maintain their current weight.[2]

Women are less likely to bulk up as a result of weight lifting. But this doesn’t mean they can’t look toned

11. Women are less likely to bulk up as a result of weight lifting. But this doesn’t mean they can’t look toned.

Men have two-thirds more muscle mass compared to women

12. Men have two-thirds more muscle mass compared to women.

Learn more!

We all know physical health isn’t the only important aspect of our wellbeing.

To keep your mind in the best shape possible, read these fascinating mental health facts.

Laura Smith

Author

Laura Smith

Associate Editorial Manager

Specialist health & wellbeing writer, passionate about discovering new technologies & sharing the latest research.

References

  1. Lenstore (2018). 101 amazing eye facts [Online]. Available from: https://www.lenstore.co.uk/eyecare/101-amazing-eye-facts [Accessed 28 July 2023].
  2. Hunter, G.R. et al (2015). Exercise Training and Energy Expenditure following Weight Loss [Online]. Medicine & Science in Sports & Exercise. Available from: https://journals.lww.com/acsm-msse/Fulltext/2015/09000/Exercise_Training_and_Energy_Expenditure_following.22.aspx [Accessed 28 July 2023].