23 Interesting Facts About The Heart

The heart contains four main sections or chambers which are made of muscle and powered by electrical impulses. Read ahead to know more.

Tanya Srivastava
Written by: Tanya SrivastavaPublished at: Aug 04, 2022Updated at: Aug 04, 2022
23 Interesting Facts About The Heart

The heart is the organ that pumps blood throughout our body. It's the primary organ of our circulatory system. The heart contains four main sections or chambers which are made of muscle and powered by electrical impulses. The brain and nervous system directs the heart to function properly and efficiently.

How does the heart work?

The heart is part of the body’s circulatory system. It’s made up of the atria, ventricles, valves, and various arteries and veins. The main function of your heart is to keep blood that’s full of oxygen circulating throughout the body. Since the heart is the most crucial organ for our survival, it’s important to keep it healthy.  The key to keep the heart healthy for proper functioning is having a balanced diet, regular exercise or some form of physical exertion. Additionally, avoid things that can damage the heart's health for example smoking or excessive drinking.

Also read: Study Reveals The Most Crucial Risk Factors For Acquiring Any Cancer

Interesting Facts About The Heart

Interesting Facts About The Heart

While we are probably familiar with a few heart healthy tips, here are some fun facts about a human heart that you may not know.

  1. The average size of a human heart is of a fist in adults.
  2. The heart beats about 1,15,000 times every day.
  3. The heart pumps about 2,000 gallons of blood each day.
  4. The heart can continue beating even when it’s disconnected from the body.
  5. An electrical system controls the rhythm of our heart and it’s called the cardiac conduction system.
  6. The first open-heart surgery occurred in the year 1893
  7. The first implantable pacemaker was used in 1958 on Arne Larsson, who received the pacemaker. She lived longer than the surgeon who implanted it. Larsson died at the age of 86 of a disease that was completely unrelated to his heart.
  8. The youngest person to receive heart surgery was only a minute old. She had a heart defect that many babies don’t survive. Her surgery was successful.
  9. The earliest known case of heart disease was identified in the remains of a 3,500-year-old Egyptian mummy.
  10.  Whales have the largest heart of any mammal.
  11. The giraffe has a lopsided heart. They have their left ventricle thicker than the right. This is because their left side has to get blood up the giraffe’s long neck to reach their brain.
  12. Most heart attacks happen on a Monday.
  13. Christmas (25 December) is the most common day of the year for heart attacks to happen worldwide.
  14. The human heart weighs less than a pound. However, a man’s heart, on average, is 2 ounces heavier than a woman’s heart.
  15. A Woman's heart beats slightly faster than a man's heart.
  16. Every cell in your body gets blood from your heart, except for your corneas.
  17. The beating sound of your heart is caused by the valves of the heart as they open and close.
  18. It’s possible to have a heart broken. This condition is known as the broken heart syndrome. It can have similar symptoms as that of a heart attack. The difference is that a heart attack is from heart disease and broken heart syndrome is caused due to a rush of stress hormones from an emotional or physical stress or trauma.
  19. Death from a broken heart, or broken heart syndrome, is possible however is extremely rare.
  20. The iconic heart shape as a symbol of love. 
  21. If you were to stretch out your blood vessel system, it would extend over 60,000 miles.
  22. Heart cells stop dividing. This means that heart cancer is extremely rare.
  23. Laughing is good for your heart. It helps in reducing stress and gives a boost to the immune system.