Heart: How the Heart Works Related Diseases & Conditions

Medical conditions are often related to other diseases and conditions. Our doctors have compiled a list of ailments related to the topic of Heart: How the Heart Works. These conditions may be a cause or symptom of Heart: How the Heart Works or be a condition for which you may be at increased risk.

  • Blood Clots Blood clots can occur in the venous and arterial vascular system. Blood clots can form in the heart, legs, arteries, veins,...learn more »
  • Low Blood Pressure (Hypotension) Low blood pressure, also referred to as hypotension, is blood pressure that is so low that it causes symptoms or signs due to the...learn more »
  • Congestive Heart Failure (CHF) Congestive heart failure (CHF) refers to a condition in which the heart loses the ability to function properly. Heart disease,...learn more »
    In This Article
    Congestive Heart Failure (CHF) Article
    • Congestive heart failure facts
    • What is congestive heart failure (CHF)?
    • What causes congestive heart failure?
    • What are the signs and symptoms of congestive heart failure?
    • What are the risk factors for congestive heart failure?
    • How is congestive heart failure diagnosed?
    • What is the treatment for congestive heart failure?
    • What lifestyle changes can help treat congestive heart failure?
    • Exercise
    • Diet
    • Fluid regulation
    • Maintaining weight
    • What is the long term prognosis for patients with congestive heart failure?
    • Can congestive heart failure be prevented?
  • High Blood Pressure High blood pressure is defined as a pressure of 140/90 mmHg or higher in the arteries. Genetic factors, high salt intake, and...learn more »
    In This Article
    High Blood Pressure Article
    • What is high blood pressure?
    • What causes high blood pressure?
    • How is blood pressure measured?
    • What do blood pressure readings mean?
    • What are the signs and symptoms of high blood pressure?
    • How is high blood pressure diagnosed?
    • What is the treatment for high blood pressure?
    • What are the potential risks and complications of untreated high blood pressure?
    • What dietary strategies can help lower high blood pressure?
    • How does exercise help lower high blood pressure?
    • Is complementary and alternative medicine effective for treating high blood pressure?
  • Premature Ventricular Contractions (PVCs) Premature ventricular contractions (PVCs) are premature heartbeats originating from the ventricles of the heart. PVCs are...learn more »
    In This Article
    Premature Ventricular Contractions (PVCs) Article
    • What are premature ventricular contractions (PVCs)?
    • What happens during a premature ventricular contraction?
    • How common are premature ventricular contractions?
    • What causes premature ventricular contractions?
    • What are premature ventricular contraction symptoms?
    • What are the dangers of premature ventricular contractions?
    • How is premature ventricular contraction diagnosed?
    • What are the treatments for premature ventricular contractions?
  • Heart Murmur A heart murmur is the sound generated when blood flow within the heart is not smooth. Causes of heart murmurs can be functional,...learn more »
    In This Article
    Heart Murmur Article
    • Heart murmur facts
    • What is a heart murmur?
    • What causes a heart murmur?
    • What are the risk factors for heart murmur?
    • What are the symptoms of a heart murmur?
    • When should I seek medical care for a heart murmur?
    • How is a heart murmur diagnosed?
    • What is the treatment for a heart murmur?
    • What are the complications of a heart murmur?
    • Can heart murmur be prevented?
    • What is the outlook (prognosis) for a patient with a heart murmur?
  • Pulmonary Edema Pulmonary edema (swelling or fluid in the lungs) can either be caused by cardiogenic causes (congestive heart failure, heart...learn more »
    In This Article
    Pulmonary Edema Article
    • Pulmonary edema facts
    • What is pulmonary edema?
    • What causes pulmonary edema?
    • What are the risk factors for pulmonary edema?
    • What are the symptoms of pulmonary edema?
    • When should I seek medical care for pulmonary edema?
    • How is pulmonary edema diagnosed?
    • What is the treatment for pulmonary edema?
    • What are the complications of pulmonary edema?
    • How can pulmonary edema be prevented?
  • Heart Attack Heart attack happens when a blood clot completely obstructs a coronary artery supplying blood to the heart muscle. A heart...learn more »
    In This Article
    Heart Attack Article
    • Heart attack facts
    • What is a heart attack?
    • What causes a heart attack?
    • What are the symptoms of a heart attack?
    • What are the complications of a heart attack?
    • What are the risk factors for atherosclerosis and heart attack?
    • How is a heart attack diagnosed?
    • What is the treatment for heart attack?
    • What are the risk factors for heart attack in women?
    • What are the symptoms of heart attack in women and how is heart attack diagnosed?
    • How is heart attack in women treated?
    • What about hormone therapy and heart attack in women?
    • What is new in heart attack?
  • 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...learn more »
    In This Article
    Mitral Valve Prolapse (MVP) Article
    • Mitral valve prolapse facts
    • What is mitral valve prolapse?
    • What are the sign and symptoms of mitral valve prolapse?
    • How is mitral valve prolapse diagnosed and evaluated?
    • What is the treatment for mitral valve prolapse?
  • 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...learn more »
    In This Article
    Heart Valve Disease Article
    • What is valvular heart disease?
    • How do heart valves work?
    • What are the types of valve disease?
    • What causes valvular heart disease?
    • What are the symptoms of valve disease?
    • How are valve diseases diagnosed?
    • How is heart valve disease treated?
    • Living with valve disease
  • Abnormal Heart Rhythms (Heart Rhythm Disorders) Heart rhythm disorders vary from minor palpitations, premature atrial contractions (PACs), premature ventricular contractions...learn more »
    In This Article
    Abnormal Heart Rhythms (Heart Rhythm Disorders) Article
    • How does the heart work?
    • What is a heart rhythm disorder (arrhythmia)?
    • What causes heart rhythm disorders?
    • What are the signs and symptoms of heart rhythm disorders?
    • What are the different types of heart rhythm disorders?
    • Premature atrial contractions (PACs) and premature ventricular contractions (PVCs)
    • Sinus tachycardia
    • Sinus bradycardia
    • Abnormal heart rhythms
    • Tachycardia
    • Ventricular fibrillation (V-fib)
    • Ventricular tachycardia (V-tach)
    • Paroxysmal supraventricular tachycardia (PSVT)
    • Wolff-Parkinson-White (WPW) syndrome
    • Atrial fibrillation (A-fib)
    • Atrial flutter
    • Bradycardia
    • Heart blocks
    • When to seek medical care
    • How are heart rhythm disorders diagnosed?
    • What is the treatment for heart rhythm disorders?
    • What is the prognosis for heart rhythm disorders?
    • Can heart rhythm disorders be prevented?
  • Orthostatic Hypotension Orthostatic hypotension symptoms include lightheadedness, weakness, blurred vision, and syncope or passing out. Causes of...learn more »
    In This Article
    Orthostatic Hypotension Article
    • Orthostatic hypotension facts
    • What is orthostatic hypotension?
    • What causes orthostatic hypotension?
    • What are the risk factors for orthostatic hypotension?
    • What are the symptoms of orthostatic hypotension?
    • When should I call the doctor for orthostatic hypotension?
    • How is orthostatic hypotension diagnosed?
    • What is the treatment for orthostatic hypotension?
    • What are the complications of orthostatic hypotension?
    • How can orthostatic hypotension be prevented?
  • Heart Failure Heart failure is caused by many conditions including coronary artery disease, heart attack, cardiomyopathy, and conditions that...learn more »
    In This Article
    Heart Failure Article
    • What is Heart Failure?
    • What Causes Heart Failure?
    • What are the Symptoms of Heart Failure?
    • What are the Types of Heart Failure?
    • How is Heart Failure Diagnosed?
    • How is Heart Failure Treated?
    • Stages of Heart Failure
    • How Can I Prevent Heart Failure From Worsening?
    • How Can I Prevent Further Heart Damage?
    • What Medications Should I Avoid?
    • How Can I Improve My Quality of Life?
    • What Surgical Procedures are Used to Treat Heart Failure?
    • Treatment is a Team Effort
    • What is the Outlook for People with Heart Failure?
  • Aortic Dissection Aortic dissection is a small tear in the large blood vessel that leads from the heart and supplies blood to the body. There are...learn more »
    In This Article
    Aortic Dissection Article
    • Aortic dissection facts
    • Introduction to aortic dissection
    • What are the causes of aortic dissection?
    • What are the signs and symptoms of aortic dissection?
    • How is aortic dissection diagnosed?
    • What is the treatment for aortic dissection?
    • What is the prognosis for aortic dissection?
    • Can aortic dissection be prevented?
  • Paroxysmal Supraventricular Tachycardia (PSVT) Paroxysmal supraventricular tachycardia (PSVT) is an abnormal conduction of electricity in particular areas of the heart. PSVT...learn more »
    In This Article
    Paroxysmal Supraventricular Tachycardia (PSVT) Article
    • What is paroxysmal supraventricular tachycardia (PSVT)?
    • What are the symptoms of paroxysmal supraventricular tachycardia (PSVT)?
    • How is paroxysmal supraventricular tachycardia (PSVT) diagnosed?
    • What is the treatment for paroxysmal supraventricular tachycardia (PSVT)?
    • How can paroxysmal supraventricular tachycardia (PSVT) be prevented?
  • Heart Disease (Coronary Artery Disease) Heart disease (coronary artery disease) occurs when plaque builds up in the coronary arteries, the vessels that supply blood to...learn more »
    In This Article
    Heart Disease (Coronary Artery Disease) Article
    • What is heart disease?
    • What are the risk factors for heart disease?
    • What causes heart disease?
    • What are the symptoms of heart disease?
    • How is heart disease diagnosed?
    • What is the treatment for heart disease?
    • What is the prognosis for heart disease?
    • Can heart disease be prevented?
  • Congenital Heart Defects Congenital heart defects are heart problems that are present at birth. Genetics may play a role in some heart defects. Symptoms...learn more »
    In This Article
    Congenital Heart Defects Article
    • Congenital heart defects facts
    • What are congenital heart defects?
    • How the heart works
    • What are the types of congenital heart defects?
    • What are other names for congenital heart defects?
    • What causes congenital heart defects?
    • What are the signs and symptoms and signs of congenital heart defects?
    • How are congential heart defects diagnosed??
    • How are congenital heart defects treated?
    • Living with a congenital heart defect
  • Sudden Cardiac Arrest Sudden cardiac arrest is an unexpected, sudden death caused by sudden cardiac arrest (loss of heart function). Causes and risk...learn more »
    In This Article
    Sudden Cardiac Arrest Article
    • Introduction to sudden cardiac arrest
    • What are the causes of sudden cardiac arrest?
    • What about sudden cardiac arrest in the young?
    • What are the symptoms of sudden cardiac arrest?
    • How is sudden cardiac arrest diagnosed?
    • What is the treatment for sudden cardiac arrest?
    • Can sudden cardiac arrest be prevented?
    • What is the prognosis for sudden cardiac arrest?
  • Heart Attacks in Women Heart disease, particularly coronary artery disease is the leading cause of heart attacks. Women are more likely to die from a...learn more »
    In This Article
    Heart Attacks in Women Article
    • One woman's heart attack story
    • What is heart disease?
    • Do women need to worry about heart disease?
    • Do women of color need to worry about heart disease?
    • What can I do to prevent heart disease?
    • What does high blood pressure have to do with heart disease?
    • How can I lower my blood pressure?
    • What does high cholesterol have to do with heart disease?
    • What do my cholesterol and triglyceride numbers mean?
    • How can I lower my cholesterol?
    • How do I know if I have heart disease?
    • What are the signs and symptoms of a heart attack?
    • One of my family members had a heart attack. Does that mean I'll have one too?
    • Sometimes my heart beats really fast and other times it feels like my heart skips a beat. Am I having a heart attack?
    • Should I take a daily aspirin to prevent heart attack?
    • Does taking birth control pills increase my risk for heart disease?
    • Does using the birth control patch increase my risk for heart disease?
    • Does menopausal hormone therapy (HT, HRT, ET) increase a woman's risk for heart disease?
    • For more information on heart disease in women
  • Hypothermia Hyothermia or extreme exposure to cold can be classified as either accidental hypothermia (unintentional cold exposure) and...learn more »
    In This Article
    Hypothermia Article
    • What is hypothermia?
    • What are the risk factors for hypothermia?
    • What body parts are more susceptible to hypothermia?
    • What causes hypothermia?
    • What are the signs and symptoms of hypothermia?
    • What are the symptoms of hypothermia in infants and children?
    • Can a person experience hypothermia indoors?
    • When should I call my doctor for hypothermia?
    • How is hypothermia diagnosed?
    • What is the treatment for hypothermia?
    • Home remedies for hypothermia
    • What items should I have to be prepared to prevent hypothermia?
    • What is the prognosis for hypothermia?
  • Biorhythms Biologic rhythms, or biorhythms, are how our bodies respond to the regular phases of the sun, moon, and seasons. A medical...learn more »
    In This Article
    Biorhythms Article
    • What are biologic rhythms?
    • How does the "body clock" affect symptoms of illness?
    • Angina
    • Heart attack
    • High blood pressure (hypertension)
    • Hay fever (allergic rhinitis)
    • Asthma
    • Can the "body clock"  affect diagnostic testing?
    • Can drug therapy be matched to the "body clock?"
  • Stroke Prevention Stroke is the third leading killer in the United States. Some of the warning signs of stroke include sudden confusion, trouble...learn more »
    In This Article
    Stroke Prevention Article
    • Introduction
    • What is a Stroke?
    • What are Warning Signs of a Stroke?
    • What are Risk Factors for a Stroke?
    • What Are the Treatable Risk Factors?
    • Do You Know Your Stroke Risk?
  • Heart Attack Prevention Overview Heart attacks are the major causes of unexpected, sudden death among men and women. A heart attack is also a significant cause of...learn more »
    In This Article
    Heart Attack Prevention Overview Article
    • Introduction
    • What is atherosclerosis?
    • What are coronary heart diseases (CHD)?
    • What is angina pectoris?
    • What is a heart attack?
    • Ventricular fibrillation
    • Heart failure
    • What is cerebral vascular disease?
    • Ischemic stroke
    • Hemorrhagic stroke
    • Transient ischemic attack (TIA)
    • When does the coronary atherosclerosis process begin?
    • Have most people done enough to prevent atherosclerosis and heart attacks?
    • What are the risk factors for coronary atherosclerosis and heart disease?
    • How can coronary atherosclerosis and heart attacks be prevented?
  • Vitamins & Exercise: Heart Attack Prevention Series Vitamins and exercise can lower your risk for heart attack and heart disease. Folic acid, vitamins, and homocysteine levels are...learn more »
    In This Article
    Vitamins & Exercise: Heart Attack Prevention Series Article
    • Homocysteine, folic acid, and B vitamins
    • What about antioxidants for heart attack prevention?
    • How about exercise for heart attack prevention?
    • What about smoking cessation for heart attack prevention?
    • Recommendations to prevent heart attacks
  • Smoking and Heart Disease Smoking increases the risk of heart disease in women and men. Nicotine in cigarettes decrease oxygen to the heart, increases...learn more »
    In This Article
    Smoking and Heart Disease Article
    • Smoking and heart disease introduction
    • How does smoking increase heart disease risk?
    • How can quitting smoking be helpful?
    • How to quit smoking
    • What should I do first to stop smoking?
    • How can I avoid smoking again?