На что способен «двигатель» организма: 39 интересных фактов о сердце человека

Heart of a man – an amazing muscular organ that ensures the vital activity of our body, maintaining a constant blood flow and, accordingly, the supply of oxygen to almost every cell in the body. As you know, the heart is located in the chest, while two-thirds of this organ is located on the left in relation to the midline of the body, and one-third – to the right.

The heart works like a pump, constantly pumping blood into the vessels. In order to evaluate what kind of work this organ does, estet-potal.com has selected for you a number of interesting facts about the human heart.

Interesting facts about the human heart: what this organ is capable of

The following heart facts will help you understand how powerful this organ is and what it can do:

  1. The average adult heart beats 72 beats per minute, 100 000 beats per day, 3 600 000 beats per year and 2.5 billion beats in a lifetime.
  2. Despite its small weight (on average – about 300 g), a healthy heart pumps about 7 500 liters of blood per day through blood vessels about 100 000 km long.
  3. The amount of blood pumped by the heart in a lifetime (on average) is equal to the amount of water flowing from a faucet that has been fully open for 45 years.
  4. The volume of blood pumped by the heart per minute varies from 5 to 30 liters.
  5. Every day, the heart generates enough energy to cover a distance of just over 30 km for a truck. And the energy generated by this body for a lifetime is enough to get to the moon and back.
  6. The heart can beat after being removed from the human body, provided there is sufficient oxygen.
  7. The heart rate of a fetus in the womb is twice that of an adult, at 150 beats per minute. At 12 weeks of age, the fetal heart pumps about 28 liters of blood a day.
  8. The heart supplies blood to virtually every one of the 75 trillion cells in the adult human body, except for the cornea of ​​the eye.
  9. Over a lifetime, the heart pumps about 224 million liters – enough to fill 200 rail tank cars.
  10. 5% of the blood feeds the heart, 15–20% of the blood goes to the brain and central nervous system, and 22% goes to the kidneys.
  11. The pounding sound we used to call a heartbeat is made when the heart valves close.
  12. The heart does the hardest physical work of all the muscles in our body.

Heart – the most enduring muscle of our body.

  1. The output power of the heart is between 1 and 5 watts.
  2. The heart starts beating 4 weeks after conception and does not stop beating until death.
  3. The heart pushes oxygenated blood through the aorta at about 1 mile per hour. When the blood reaches the capillaries, its speed is about 109 cm per hour.
  4. About 300 ml circulates in the body of a newborn, in an adult (on average) – 5 l.
  5. transplants.
  6. A woman's heart beats faster than a man's – averaging 70 and 78 beats per minute respectively.
  7. Blood – it's a fabric. At rest, blood takes only 6 seconds to flow to the lungs and back, 8 seconds – to the brain and back, 16 seconds – to the toes and back to the heart.
  8. Take a tennis ball in your hands and squeeze it with force – it is with such an effort that the heart performs the work of pumping blood.
  9. The right atrium holds about 3.5 tablespoons of blood, the right ventricle – a little over a quarter cup of blood; the left ventricle holds the same amount of blood as the right ventricle, but its walls are three times thicker.
  10. The length of all blood vessels in the human body exceeds the length of the equator by about 2 times.
  11. Scientists have calculated that the strength of the heart is enough to last 150 years.

Historical facts related to the human heart

Now that you have read the facts about the capabilities of the human heart, estet-portal.com offers you a selection of interesting information from history:

  1. René Laennec invented the stethoscope in 1816, when the traditional method of listening to the heart (by applying the ear) was due to the fact that one lady had a significant layer of fat deposits. Therefore, Laennec used a paper tube as a stethoscope, and later replaced it with a walnut tube of his own making.
  2. The ancient Egyptians believed that the heart and other organs were able to move around the body on their own.
  3. Plato believed that the source of reason is the brain, and passions – heart.
  4. The atrium in Latin means "antechamber", and the ventricle – small belly.
  5. Aristotle considered the heart to be the organ of the soul and believed that it receives sensory information from the peripheral organs through the blood vessels.

After the first human-to-human heart transplant, the recipient lived only 18 days. 

  1. In 1929, a German surgeon invented a method of cardiac catheterization and tested it on himself by inserting a catheter through the cubital vein into the right atrium.
  2. The first successful heart transplant was performed on December 3, 1967 by Dr. Christian Barnard to Louis Vashansky. Unfortunately, the recipient lived only 18 days after the transplant.
  3. In 1903, Willem Einthoven invented the electrocardiograph – a device for measuring the electrical activity of the heart.

Facts about heart disease and factors affecting its development

The following are some facts about heart disease and the factors that influence its development:

  1. Monday Morning – it is at this time that the highest frequency of heart attacks is observed.
  2. Prolonged lack of sleep can lead to heart rhythm disturbance – ventricular extrasystoles.
  3. By affecting the electrical activity of the heart, cocaine causes spasm of the arteries, which can cause a heart attack or stroke even in a healthy person.
  4. Obstructive sleep apnea negatively affects the condition of the heart.
  5. About 25% of myocardial infarctions go unnoticed by patients and are determined only by the results of the cardiogram.

Optimism, good mood and physical activity strengthen the heart.

  1. People who live alone are twice as likely to have a heart attack or sudden cardiac arrest than people with roommates.
  2. Age – factor that plays the biggest role in the development of heart disease; followed by: gender, genetic predisposition, smoking, obesity, lack of physical activity, high blood pressure, diabetes and high cholesterol.
  3. Decrease in estrogen levels during menopause increases the risk of developing heart disease.
  4. Myocardial infarction kills 40% of people before they reach the hospital.

See also: The best foods for the heart: to "engine" worked properly

Heart – an extremely important organ of our body with amazing abilities. Estet-portal.com hopes that the above facts about the heart have allowed you to learn more about the "engine"; our body.

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