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Drugs that Prolong QT Interval Cause 3-Fold Increase in Risk

Non-cardiac drugs that prolong the QT interval produce a 3-fold increase in sudden death

Brief Review of Cardiac Arrhythmias

A Brief review of cardiac arrhythmias, specifically the bradycardias, and the tachycardias.

Noninvasive Treatment of Coronary Artery Disease

Noninvasive (medical) treatment of coronary artery disease helps to prevent angina, acute coronary syndrome, and the progression of atherosclerosis.

The Turf Battle Over Metabolic Syndrome

The American Heart Association and the American Diabetes Association are engaged an a long-running turf battle over whether metabolic syndrome even exists - or whether it ought to be called pre-diabetes

Why Did Your Doctor Give You A Stent?

While stents for stable coronary artery disease merely helps to relieve angina, most patients think their lives are being saved.

Stress and Heart Disease

Some kinds of stress can be bad for the heart - but not all types, and not under all circumstances. Read about stress and the heart.

How Much Exercise is Really Necessary?

The Institute of Medicine says that in order to maintain optimal cardiovascular health, at least an hour a day of exercise is needed. Really?

Chest Wall Pain

Chest wall - or musculoskeletal chest pain - is a common cause of chest pain, and can be produced by several different medical conditions

Left Bundle Branch Block (LBBB)

Left Bundle Branch Block (LBBB) is an abnormal finding on the electrocardiogram that often indicates underlying heart disease.

Right Bundle Branch Block (RBBB)

Right Bundle Branch Block (RBBB) is an abnormal finding on the electrocardiogram that is often associated with underlying heart disease.

Bundle Branch Block (BBB)

Bundle branch block (BBB) is a common finding on the ECG whose medical significance varies from person to person. Here's what you should know.

The Statin Drugs

Statins drugs reduce cholesterol levels, and have several other effects on the body that reduce your risk for cardiovascular disease.

Cholesterol and Triglycerides - What You Need To Know

Cholesterol and triglycerides are both necessary for life itself. But when the blood levels are too high, your cardiac risk is significantly increased.

Chest Pain

Chest pain is always an important symptom which has many potential causes. Here are the most common causes of chest pain.

The Heart's Chambers and Valves

The heart pumps blood to the body's tissues by incorporating a series of chambers and valves to move the blood in the right direction, at the right time.

Treatment of Premature Ventricular Complexes - PVCs

The treatment of premature ventricular complexes - PVCs - depends on the symptoms they are causing, and on any associated underlying heart disease.

Premature Ventricular Complexes - PVCs

The medical significance of premature ventricular complexes (also known as PVCs), and how they should be evaluated and treated.

Chest Pain - Part 2

If you have chest pain, you must decide whether to seek emergency help, then your doctor will need to efficiently evaluate its underlying cause.

Beta Blocker Drugs

The beta blocker drugs are among the most commonly used medications for many cardiac and non-cardiac conditions. Here is what you should know about them.

Raising Your HDL Levels

HDL cholesterol, or "good" cholesterol, is associated with a reduced risk of heart disease. Here's how to raise your HDL levels.

Hypertension Drugs

Here is a list of the drugs commonly used for treating hypertension (high blood pressure), with links to drug information.

Chagas Heart Disease

Chagas heart disease, caused by the parasite T. cruzi, manifests as heart failure and cardiac arrhythmias.

Rheumatoid Arthritis and Coronary Artery Disease

People with rheumatoid arthritis have a higher risk of coronary artery disease.

A Comeback For Hormone Replacement Therapy?

Hormone replacement therapy (HRT) may be beneficial in younger women after all -- and the American Association of Clinical Electrophysiologists says so. Learn the finer points of this news, and why most doctors who may consider use of HRT in younger women will likely still do so with caution.

Long QT Syndrome

Long QT syndrome - torsades de pointes

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