How is chd caused

Other rare causes of damage or blockage to a coronary artery also limit blood flow to the heart. Angina chest discomfort is the most common symptom of CAD. Some people describe this discomfort as:. These symptoms can also be mistaken for heartburn or indigestion. You may experience more symptoms when your blood flow is more restricted. If a blockage cuts off blood flow completely or almost completely, your heart muscle will start to die if not restored.

This is a heart attack. Immediate medical treatment is necessary. Men have a higher risk of developing heart disease than premenopausal women. Postmenopausal women by age 70 have the same risk as men. Understanding the risk factors for CAD can help with your plan to prevent or decrease the likelihood of developing the disease. The risk for CAD also increases with age. Based on age alone as a risk factor, men have a greater risk for the disease beginning at age 45 and women have a greater risk beginning at age The risk for coronary artery disease is also higher if you have a family history of the disease.

Diagnosing CAD requires a review of your medical history, a physical examination, and other medical testing. This process is called circulation.

The heart gets its own supply of blood from a network of blood vessels on the heart's surface called coronary arteries. This video shows how your heart works and what happens when your coronary arteries stop functioning properly. Page last reviewed: 10 March Next review due: 10 March Information: Coronavirus advice If you have heart disease and you're worried about coronavirus, you can get advice about coronavirus and heart disease from the British Heart Foundation.

Video: coronary arteries and heart disease This video shows how your heart works and what happens when your coronary arteries stop functioning properly. Media last reviewed: 14 May Media review due: 14 May Cholesterol is a fat made by the liver from the saturated fat in your diet. It's essential for healthy cells, but too much in the blood can lead to CHD.

Like cholesterol, lipoprotein a , also known as LP a , is a type of fat made by the liver. It's a known risk factor for cardiovascular disease and atherosclerosis. The level of LP a in your blood is inherited from your parents. It's not routinely measured, but screening is recommended for people with a moderate or high risk of developing cardiovascular disease. Heart UK has more information about high lipoprotein a. If the arteries that supply blood to your heart become blocked, it can lead to a heart attack.

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