
How the Heart Works - What the Heart Looks Like - NHLBI, NIH
Mar 24, 2022 · Anatomy of the interior of the heart. This image shows the four chambers of the heart and the direction that blood flows through the heart. Oxygen-poor blood, shown in blue-purple, flows into the heart and is pumped out to the lungs. Then oxygen-rich blood, shown in red, is pumped out to the rest of the body, with the help of the heart valves.
Heart disease - Symptoms and causes - Mayo Clinic
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.
How the Heart Works - How the Heart Beats - NHLBI, NIH
Mar 24, 2022 · At rest, a heart rate of 60 to 100 beats per minute is normal. When you exercise, your heart beats faster, and your heart rate speeds up to get more oxygen to your muscles. Signals from your body’s nervous system and hormones from your endocrine system control how fast and hard your heart beats. These signals and hormones allow you to adapt ...
Coronary Heart Disease - Risk Factors | NHLBI, NIH
Dec 27, 2024 · Heart disease can happen at any age, but the risk increases as you age. Genetic and lifestyle factors can cause plaque to build up in your arteries over time. Coronary heart disease is the leading cause of death for both men and women in the United States. Men’s risk for coronary heart disease starts to increase significantly around age 45.
Cardiomyopathy - Symptoms and causes - Mayo Clinic
Feb 21, 2024 · Heart failure. The heart can't pump enough blood to meet the body's needs. Without treatment, heart failure can be life-threatening. Blood clots. Because the heart can't pump well, blood clots might form in the heart. If clots enter the bloodstream, they can block the blood flow to other organs, including the heart and brain. Heart valve problems.
Heart disease Cardiovascular disease Coronary heart disease The heart is a strong, muscular organ that pumps blood throughout your body. Heart rate, also referred to as your pulse, is the number of times your heart beats in one minute. Resting heart rates vary from person to person. Heart health. is the overall well-being of your heart. Heart ...
Heart disease - Diagnosis and treatment - Mayo Clinic
Aug 13, 2024 · Heart CT scan, also called cardiac CT scan. In a cardiac CT scan, you lie on a table inside a doughnut-shaped machine. An X-ray tube inside the machine rotates around your body and collects images of your heart and chest. Heart magnetic resonance imaging (MRI) scan.
Heart-healthy diet: 8 steps to prevent heart disease - Mayo Clinic
Apr 4, 2024 · High blood pressure is a risk factor for heart disease. Limiting salt and sodium is a key part of a heart-healthy diet. The American Heart Association recommends that adults: Have no more than 2,300 milligrams (mg) of sodium a day. That's about a teaspoon of salt. Ideally have no more than 1,500 mg of sodium a day
NIH-supported DASH diet named “Best Heart-Healthy Diet
Jan 3, 2025 · WHAT: Dietary Approaches to Stop Hypertension (DASH) has secured 14 top spots, including being the number 1 rated “Best Heart-Healthy Diet” and “Best Diet for High Blood Pressure” in the 2025 Best Diets report from U.S. News & World Report. It was also rated the second “best overall diet,” “best diet for healthy eating,” and ...
Strategies to prevent heart disease - Mayo Clinic
Aug 17, 2023 · Heart disease is a leading cause of death. You can't change some risk factors for it, such as family history, sex at birth or age.