The heart pumps around 6,000-7,500 litres of blood in a day throughout the body. The heart is situated at the centre of the chest and points slightly towards the left. On average, the heart beats about 100,000 times a day, i.e., around 3 billion beats in a lifetime. The average male heart weighs around 280 to 340 grams (10 to 12 ounces).

Jan 21, 2025 · Other heart changes. Heart failure can cause changes in the heart's size and function. These changes may damage heart valves and cause irregular heartbeats. Liver damage. Heart failure can cause fluid buildup that puts too much pressure on the liver. This fluid backup can lead to scarring, which makes it more difficult for the liver to work ...

Jan 29, 2025 · Even if your ejection fraction is OK, your overall heart function may not be healthy. Talk with your healthcare professional if you have concerns about your heart. Some things that may cause a reduced ejection fraction are: Weakness of the heart muscle, such as cardiomyopathy. Heart attack that damaged the heart muscle. Heart valve disease.

Dec 9, 2023 · This is especially true for people with diabetes or a history of heart attack, a heart stent, heart bypass surgery, or other heart or vascular condition. In people with the highest risk of heart attacks, the LDL level to aim for is below 70 mg/dL (1.8 mmol/L). High-density lipoprotein (HDL) cholesterol.

Structure of the human heart: The human heart is the organ responsible for pumping blood through the circulatory system's blood vessels, delivering nutrients and oxygen to the body's tissues while expelling waste products like carbon dioxide. In the thoracic cavity, the heart is located next to the lungs. The mediastinum is the term for this ...

Jan 21, 2025 · CT scan of the heart. Also called a cardiac CT scan, this test uses X-rays to create cross-sectional images of the heart. Heart MRI scan, also called a cardiac MRI. This test uses magnetic fields and radio waves to create detailed images of the heart. Coronary angiogram. This test helps spot blockages in the heart arteries.

Aug 13, 2024 · Heart failure. This is one of the most common complications of heart disease. The heart can't pump enough blood to meet the body's needs. Heart attack. A heart attack can happen if a piece of plaque in an artery or a blood clot moves to the heart. Stroke. The risk factors that lead to heart disease also can lead to an ischemic stroke.

Nov 22, 2023 · In heart valve disease, one or more of the valves in the heart doesn't work properly. There are four heart valves. They keep blood flowing through the heart in the correct direction. Sometimes a valve doesn't open or close all the way. This can change how blood flows through the heart to the rest of the body.

The heart is a fist-sized muscular organ made up of cardiac muscles. Heart, blood and a network of arteries, veins, and other blood vessels make the cardiovascular system. The heart is the key structure of a circulatory system because it is the motor or pumping organ which helps in circulation of blood throughout the body as per requirement.

Well-Labelled Diagram of Heart. The heart is made up of four chambers: The upper two chambers of the heart are called auricles. The lower two chambers of the heart are called ventricles. The heart wall is made up of three layers: The outer layer of the heart wall is called epicardium. The middle layer of the heart wall is called myocardium.