Little things to know about the human heart

Heart is an active body in the human body, can pump 7,600 liters of blood every day to feed the body.

>>>25 interesting facts about your heart

1. Act as a pump. Tim has the function of pumping oxygen-rich blood to feed all organs in the body. It can pump 3.8 to 26.6 liters of blood per minute, equivalent to 7,600 liters of blood per day. Throughout human life, the heart will pump about a million barrels of blood, enough to fill two large tankers.

2. Different hearts of men and women. The male heart weighs an average of 283g, while the female heart weighs only 227g. To compensate, the female heart rate beats a little faster than men, about 78 beats per minute compared to 70 beats per minute in men.

3. The heart is not red. The heart is darker and browner than the red of oxygen-rich blood. Outside the heart there is a layer of fat (not dependent on weight), making the outer surface yellow.

The heart is in the middle of the chest, between the right and left lungs and slightly to the left.(Photo: Women's health)

4. Not located on the left side of the chest. The heart is in the middle of the chest, between the right and left lungs. However, it is slightly tilted to the left a bit.

5. Big heart is not necessarily good. The heart is too big or too strong to be dangerous to humans. An average healthy heart weighs less than 453g and is shaped like a fist.

6. Colds can affect the heart. A virus that causes a common cold can weaken the heart, causing a viral heart disease. Excessive drinking and taking some anti-cancer chemotherapy drugs can also weaken the heart.

7. Active ability when leaving the body. The heart has its own electrical system, which causes it to create beats. Even if separated from the chest, the heart will continue to beat if it continues to receive enough oxygen.

8. Tireless operation. The heart begins to beat from the age of 4 weeks and does not stop beating until we die. It beats 100,000 times a day, nearly a million times a week.

9. We can have a heart attack without chest pain. Symptoms of coronary artery disease or an imminent heart attack include: chest tightness, difficulty breathing. However, other manifestations include fatigue, sweating, nausea, palpitations, neck pain, and arm pain. Some people, especially people with diabetes, may have no symptoms. When a pain occurs in this way, it is called a "silent" heart attack .

10. The emotion or stress that "breaks the heart" . In certain circumstances, emotion or stress causes the body to release certain hormones that "paralyze" most of the heart. This phenomenon is called "broken heart syndrome". That feeling may be due to the death of a loved one, loss of money, an unexpected or even fearful party when performing in public. This syndrome is temporary and will work normally when support measures are available.