The heart is a very important organ in the body. It is responsible for continuously pumping oxygen and nutrient-rich blood throughout your body to sustain life. It is a fist-sized muscle that beats (expands and contracts) 100,000 times per day, pumping a total of five or six quarts of blood each minute, or about 2,000 gallons per day. Read more: How the Heart Works Article
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Heart Disease: Causes of a Heart Attack
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Heart Disease: Symptoms, Signs, and Causes
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How to Lower Blood Pressure: Exercise Tips
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Am I Having a Heart Attack? Symptoms of Heart Disease
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Picture of Heart Detail
The heart is composed of specialized cardiac muscle, and it is four-chambered, with a right atrium and ventricle, and an...
Picture of Heart
The muscle that pumps blood received from veins into arteries throughout the body. See a picture of the Heart and learn more...
Related Disease Conditions
Congestive Heart Failure (CHF) Symptoms, Stages, and Prognosis
Congestive heart failure (CHF) refers to a condition in which the heart loses the ability to function properly. Heart disease,...
Low Blood Pressure (Hypotension) Symptoms and Treatments
Low blood pressure, also referred to as hypotension, is blood pressure that is so low that it causes symptoms or signs due to the...
Peripheral Vascular Disease
Peripheral vascular disease (PVD) refers to diseases of the blood vessels (arteries and veins) located outside the heart and...
High Blood Pressure (Hypertension)
High blood pressure is defined as a pressure of 140/90 mmHg or higher in the arteries. Genetic factors, high salt intake, and...
Pulmonary edema (swelling or fluid in the lungs) can either be caused by cardiogenic causes (congestive heart failure, heart...
Heart disease (coronary artery disease) occurs when plaque builds up in the coronary arteries, the vessels that supply blood to...
Heart failure (congestive) is caused by many conditions including coronary artery disease, heart attack, cardiomyopathy, and...
Blood clots can occur in the venous and arterial vascular system. Blood clots can form in the heart, legs, arteries, veins,...
Premature Ventricular Contractions (PVCs, PVC)
Premature ventricular contractions (PVCs, PVC) are premature heartbeats originating from the ventricles of the heart. PVCs are...
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Marfan syndrome is hereditary (genetic) condition affecting connective tissue. A person with Marfan syndrome may exhibit the...
Heart attack happens when a blood clot completely obstructs a coronary artery supplying blood to the heart muscle. A heart attack...
Heart Valve Disease
Heart valve disease occurs when the heart valves do not work the way they should. Symptoms of valve disease include shortness of...
Pulmonary Hypertension (Symptoms, Treatment Medications, Life Expectancy)
Pulmonary hypertension is an increase pressure in the pulmonary arteries that carry blood from the lungs to the heart. The most...
Mitral Valve Prolapse (MVP)
Mitral valve prolapse (MVP) is also also known as "click murmur syndrome" and "Barlow's syndrome." Mitral valve prolapse is the...
Abnormal Heart Rhythms (Heart Rhythm Disorders)
Heart rhythm disorders vary from minor palpitations, premature atrial contractions (PACs), premature ventricular contractions...
A heart murmur is the sound generated when blood flow within the heart is not smooth. Causes of heart murmurs can be functional,...
Paroxysmal Supraventricular Tachycardia (PSVT)
Paroxysmal supraventricular tachycardia (PSVT) is an abnormal conduction of electricity in particular areas of the heart. PSVT...
Atrial Fibrillation (AF, AFib)
Atrial fibrillation (AF or AFib) is an abnormality in the heart rhythm which involves irregular and often rapid beating of the...
Sudden Cardiac Arrest
Sudden cardiac arrest is an unexpected, sudden death caused by sudden cardiac arrest (loss of heart function). Causes and risk...
Diabetes Symptoms in Women
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Atrial Fibrillation Symptoms (AFib Warning Signs)
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Heart Attacks in Women
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Smoking and Heart Disease
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Heart Attack Prevention Overview
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Heart Attack Prevention
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Treatment & Diagnosis
Medications & Supplements
- Beta Blockers (Drug Class, List of Brand and Generic Names)
- ACE Inhibitors (Side Effects, List of Names, Uses, and Dosage)
- Aldactone (spironolactone)
- metoprolol (Lopressor, Toprol XL)
- Lipitor (atorvastatin)
- Anticoagulants (Anticoagulant Drug Class)
- lisinopril (Zestril, Prinivil, Qbrelis) ACE Inhibitor
- Nitrates (Medication)
- digoxin (Lanoxin, Lanoxin Pediatric)
- Zocor (simvastatin)
- alteplase (TPA, Activase, Cathflo Activase)
- Congestive Heart Failure Medications
- Vasodilators (Drug Class Side Effects, List of Names)
- colestipol (Colestid)
- Aspirin Therapy (Guidelines for Heart Attack and Stroke Prevention)
- warfarin (Coumadin, Jantoven)
- Beta Blocker Side Effects (Adverse Effects)
- Lovenox (enoxaparin)
- felodipine (Plendil)
- Entresto (sacubitril and valsartan)
- gemfibrozil, Lopid
- dopamine (hydrochloride; Intropin - Discontinued in the US)
- quinidine (Discontinued Brands: Cardioquine, Cin-Quin, Duraquin, Quinidex, Quinora, Quinact)
- propafenone (Rythmol, Rythmol SR)
- dobutamine (injection; Dobutrex has been discontinued)
- Repatha (evolocumab)
- timolol (Blocadren and Timolide 10-25 have been discontinued)
- cangrelor (Kengreal)
- bepridil (Vascor, Bepadin - Discontinued)
Prevention & Wellness
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