Heart disease - Symptoms and causes - Mayo Clinic
Symptoms Heart disease symptoms depend on the type of heart disease. Symptoms of heart disease in the blood vessels Coronary artery disease is a common heart condition that affects the major blood vessels that supply the heart muscle. A buildup of fats, cholesterol and other substances in and on the artery walls usually causes coronary artery disease. This buildup is called plaque. The buildup ...
How the Heart Works What the Heart Looks Like - NHLBI, NIH
Heart inflammation is inflammation in one or more of the layers of tissue in the heart, including the pericardium, myocardium, or endocardium. This can lead to serious complications, including heart failure, cardiogenic shock, or irregular heart rhythm.
How the Heart Works The Heart - NHLBI, NIH
The heart is an organ about the size of your fist that pumps blood through your body. It is made up of multiple layers of tissue. Your heart is at the center of your circulatory system. This system is a network of blood vessels, such as arteries, veins, and capillaries, that carries blood to and from all areas of your body. Your blood carries the oxygen and nutrients that your organs need to ...
Coronary Heart Disease Risk Factors - NHLBI, NIH
Your risk of coronary heart disease increases based on the number of risk factors you have and how serious they are. Some risk factors — such as high blood pressure and unhealthy cholesterol levels can be adjusted through heart-healthy lifestyle changes. Other risk factors, such as your age, family history, and race and ethnicity, cannot be changed. Almost half of adults in the United States ...
Heart Failure What Is Heart Failure? - NHLBI, NIH
Heart failure is a condition that occurs when your heart can't pump enough blood for your body's needs. Learn about the symptoms, causes, risk factors, and treatments for heart failure.
25 Ways To Take Part in American Heart Month Fact Sheet - NHLBI, NIH
There are dozens of ways to spread heart health messages during American Heart Month and beyond. This fact sheet provides 25 ways you can help raise awareness about heart health and encourage others to reduce their risk factors for developing heart disease.
Atrial fibrillation - Symptoms and causes - Mayo Clinic
Atrial fibrillation (AFib) is an irregular and often very rapid heart rhythm. An irregular heart rhythm is called an arrhythmia. AFib can lead to blood clots in the heart. The condition also increases the risk of stroke, heart failure and other heart-related complications.
How the Heart Works How the Heart Beats - NHLBI, NIH
Your heartbeat is the contraction of your heart to pump blood to your lungs and the rest of your body. Your heart's electrical system determines how fast your heart beats.
February is American Heart Month - NHLBI, NIH
For more than a decade, The Heart Truth has helped women take the steps needed for a heart-healthy life. The initiative also raises awareness that heart disease is the leading cause of death for women. Each person’s “healthiest self” is different. We have different bodies, minds, living situations, and people influencing our lives.
Heart arrhythmia - Symptoms and causes - Mayo Clinic
Coronary artery disease, other heart problems and previous heart surgery. Narrowed heart arteries, a heart attack, heart valve disease, prior heart surgery, heart failure, cardiomyopathy and other heart damage are risk factors for almost any kind of arrhythmia.
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