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Heart Disease: Most Popular Articles

These articles are the most popular over the last month.
The Chemical and Brand Names of Drugs Used to...
Here is a list of the drugs commonly used for treating hypertension (high blood pressure), with links to drug information.
The 9 Most Common Causes of 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
How to Raise Your HDL Levels With Diet and Drugs
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What is a STEMI Heart Attack?
A STEMI - ST segment elevation myocardial infarction - occurs when a coronary artery is totally occluded by a blood clot.
What Are the Key Symptoms of Heart Disease?
Chest pain, fainting, fatigue, dizziness and heart palpitations are common symptoms associated with several types of heart disease.
What Happens During a Non-ST Segment Myocardial...
A NSTEMI - non-ST segment myocardial infarction - occurs when a coronary artery is partially occluded by a blood clot.
How an RBBB Affects Your Health
Right Bundle Branch Block (RBBB) is an abnormal finding on the electrocardiogram that is often associated with underlying heart disease.
What Does It Mean to Have a Left Bundle Branch...
Left Bundle Branch Block (LBBB) is an abnormal finding on the electrocardiogram that often indicates underlying heart disease.
Could You Be Having A Heart Attack? How To...
The most important step in surviving a heart attack is to recognize when you might be having one. Here is what to look for, and what to do about it.
How Does Thyroid Disease Affect the Heart?
the cardiac effects of thyroid disease
What Is a Pacemaker and How Does It Work?
Here is what you should know about pacemakers - what they are and what they do, how they are implanted, and what to expect if you have or need one.
3 Things to Know About Treating Bundle Branch...
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.
Could Your Chest Pain Signify a Bigger Problem?
Chest pain is always an important symptom which has many potential causes. Here are the most common causes of chest pain.
Why Do I Feel Lightheaded When Standing Up?
Postural orthostatic tachycardia syndrome, POTS, is a disorder seen in younger people which causes palpitations, dizziness, and other symptoms while standing upright.
What Is Inappropriate Sinus Tachycardia?
IST - inappropriate sinus tachycardia - is an inappropriately rapid heart rate. The causes and potential treatments of IST are reviewed.
How to Survive a Heart Attack
Surviving a heart attack requires that you know the signs of a heart attack, and seek immediate medical help the moment you might be having one.
The Cardiac Symptoms That Every Woman Needs to...
Cardiac symptoms in women are very often not the same as in men - or as in the medical textbooks. Here's what you need to know.
What Causes Vasovagal Syncope?
Vasovagal - or cardioneurogenic - syncope is the most common cause of transient loss of consciousness
Syncope 101: Discover the Many Causes of Fainting
Syncope, or fainting, is a common symptom that can be caused by many different medical conditions.
Cardiac Enzymes and Heart Attacks
Cardiac enzymes are proteins that leak out of heart cells that are sustaining damage during a heart attack. By measuring cardiac enzyme levels in the blood, doctors can determine whether a heart attack is occurring.
What You Should Do About Heart Palpitations
When your heartbeat feels unusually strong, or odd, it's known as a palpitation. Is it serious?
Is Chest Pain Always an Emergency?
If you have chest pain, you must decide whether to seek emergency help, then your doctor will need to efficiently evaluate its underlying cause.
What Is Dysautonomia?
The dysautonomias are serious medical disorders that are often missed, or dismissed
What You Should Know About Cholesterol and...
Cholesterol and triglycerides are both necessary for life itself. But when the blood levels are too high, your cardiac risk is significantly increased.
PVCs: Cause for Alarm or a Normal Occurrence?
The medical significance of premature ventricular complexes (also known as PVCs), and how they should be evaluated and treated.
What Is a MUGA Scan?
What the MUGA scan is used for in diagnosing structural heart disease, such as a prior heart attack, or a weakened heart muscle.
All About Atrial Fibrillation
Atrial fibrillation is one of the most common heart rhythm disorders, especially among older adults.
Everything You Need to Know About Heart Failure
If you have been told you have heart failure, learning all you can about this condition is the best thing you can to to help yourself.
8 Ways to Keep Your Heart Healthy (and Happy!)
Here are several lifestyle choices that can substantially reduce your risk of heart disease and keep your heart healthy.
What Is Diastolic Dysfunction and Diastolic...
Diastolic dysfunction and diastolic heart failure occur when the heart's ventricles become too stiff, leading to impaired filling of the ventricles.
Coughing and Heart Failure
Coughing can be an important symptom of heart failure
What Is Non-Sustained Ventricular Tachycardia?
Non-sustained ventricular tachycardia (NSVT) is an episode of ventricular tachycardia that lasts for less than 30 seconds. NSVT can cause significant symptoms, and can indicate an increased risk for cardiac arrest and sudden death.
What Are Cardiac Enzymes?
Cardiac enzymes - creatine kinase and troponin - are cardiac proteins that are released into the bloodstream when heart muscle damage occurs, as in myocardial infarction.
What Is Sinus Bradycardia?
In sinus bradycardia, a slow heart rate occurs because the heart's sinus node is generating the electrical signals that regulate the heart rhythm at a relatively reduced rate. Sometimes sinus bradycardia is normal, but at other times it requires treatment.
How Important Are Triglyceride Levels for...
Elevated levels of triglycerides in the blood - hypertriglyceridemia - are associated with an increased risk of cardiovascular disease.
Understanding Prinzmetal’s Angina
Prinzemetal's angina, or coronary artery spasm, is chest pain due to severe coronary artery spasm
The Symptoms of Diastolic Dysfunction and Heart...
Diastolic heart failure often causes acute episodes of shortness of breath. Diagnosing diastolic dysfunction and diastolic heart failure often presents a challenge.
What Should You Expect From a Cardiac Stress...
Cardiac stress testing can be useful in diagnosing coronary artery disease, and in making exercise recommendations in patients with heart disease.
What’s the Difference Between a Heart...
Heart attack is the death of heart muscle due to a blocked coronary artery, while cardiac arrest is a heart arrhythmia that causes the heart to stop beating
What Should You Expect from an Echocardiogram?
A description of the echocardiogram and its uses
vasovagal syncope, cardioneurogenic syncope,...
Treating vasovagal syncope always involves education, and often involves exercise, drugs, or pacemakers
What Should You Do When Your C-Reactive Protein...
When your CRP level is found to be elevated, here's what you need to know, and what you need to do to lower your cardiac risk.
The Common Symptoms of Heart Failure
Symptoms of heart failure are usually due to pulmonary congestion, poor cardiac pumping function or cardiac arrhythmias.
What Drugs Can Help Prevent or Treat Blood Clots?
Several types of drugs are used to prevent blood clots, or to treat blood clots after they have formed.
Supraventricular Tachycardia (SVT)
Supraventricular tachycardia, or SVT, is a family of cardiac arrhythmias that causes an inappropriately rapid heart rate.
What to Expect from an Electrocardiogram (ECG)
A description of the electrocardiogram (ECG), how it is performed, what it can tell your doctor about your heart - and what it cannot
What Is Unstable Angina?
Unstable angina, a type of acute coronary syndrome, should be treated as a medical emergency. Here's what you need to know.
What Should You Expect When Living With a...
What you need to know about living a normal life with a pacemaker.
The 2 Treatment Goals for Premature Ventricular...
The treatment of premature ventricular complexes - PVCs - depends on the symptoms they are causing, and on any associated underlying heart disease.
Muscle problems from statins are uncommon, but...
While the statins are generally quite well-tolerated, the most common side effects are related to the skeletal muscles.
How to Diagnose and Treat Dysautonomia
Diagnosing and successfully treating dysautonomia requires finding a physician who understands these conditions, and who is patient enough to engage in trial-and-error treatments.
Systolic and Diastolic Blood Pressure
Systolic pressure, the top number in the blood pressure reading, is the pressure the blood exerts in the artery when the heart muscle is beating. Diastolic pressure, the bottom number in the blood pressure reading, is the pressure the blood exerts in the artery in between heart beats, while the heart muscle is relaxing.
How Are Diastolic Dysfunction and Heart Failure...
Treating diastolic dysfunction and diastolic heart failure mainly depends on treating underlying causes, such as hypertension and CAD.
Can Viagra Be Dangerous for Men With Heart...
Viagra (sildenafil) can be used safely in most patients with heart disease
The 4 Types of Cardiac Arrhythmias
A general overview of cardiac arrhythmias, or heart rhythm problems - extra heart beats, tachycardia, bradycardia and bundle branch block.
What Are the Best Treatments for Atrial...
Find out about the two basic approaches to the treatment of atrial fibrillation and what to consider when choosing the right treatment.
How Is Ablation Therapy Used to Treat Atrial...
In some patients, atrial fibrillation can be ablated in the electrophysiology laboratory.
What Is the Most Common Type of Cardiac...
PACs, or premature atrial complexes, are the most common of the heart arrhythmias.
Cocaine and the Heart
Cocaine affects the heart in ways that can permanently damage it or cause sudden death.
Get the Facts on Rheumatic Heart Disease
Rheumatic heart disease is heart valve damage that occurs after an episode of rheumatic fever.
How Does Stress Cause Heart Disease?
Stress appears to contribute to heart disease in at least two important ways.
Drugs Used To Treat Angina
Four different types of drugs are used to treat angina. Here's a look at all four - nitrates, beta blockers, calcium channel blockers and ranolazine.
The Mechanics Behind How Your Heart Works
The cardiac electrical system is essential to cardiac function, controlling the heart rate, and coordinating the contraction of cardiac muscle.
What Are Your Medication Options for Heart...
Heart arrhythmias can be treated with antiarrhythmic drugs, AV nodal blocking drugs, beta blockers, statins, and omega-3 fatty acids.
What Is The Best Diet After A Heart Attack?
It looks like the Mediterranean diet is your best bet after a heart attack.
The 7 Types of Statin Drugs
Statins drugs reduce cholesterol levels, and have several other effects on the body that reduce your risk for cardiovascular disease.
Why Should You Take Aspirin if You’re...
Taking an aspirin as soon as you believe you might be having a heart attack can help stop the growth of the blood clot that is blocking a coronary artery.
4 Conditions Where a Coronary Angiography Can...
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Why Are Some Heart Attacks ‘Silent?’
Heart attacks, or myocardial infarctions, can occur without causing apparent symptoms, but they are no less dangerous than
Should You Take CoQ10 With Statins?
Some evidence suggests that CoQ10 might diminish the muscle side effects of statins.
What Is Mitral Valve Prolapse?
Mitral valve prolapse - MVP - how it should be diagnosed and managed
How Much Exercise Is Necessary to Keep Your...
The Institute of Medicine says that in order to maintain optimal cardiovascular health, at least an hour a day of exercise is needed. Really?
What Is Amiodarone Lung Toxicity?
The most feared side effect of amiodarone (Cordarone, Pacerone) is pulmonary, or lung toxicity, which can be difficult to diagnose and treat, and which can be fatal.
What Is Hypertrophic Cardiomyopathy and What...
Hypertrophic cardiomyopathy is a genetic cardiac disorder that can cause several heart problems – including heart failure and sudden death.
Why Do So Many People Get Misdiagnosed With...
Patients with vasovagal syncope (simple fainting spells) or long QT syndrome often receive the mistaken diagnosis of seizure disorder, or epilepsy.
The Heart’s Chambers and Valves Allow It...
The heart's chambers and valves assure that blood moves through the heart in the right direction and at the right time.
When Is a Pacemaker Needed for Heart Block (AV...
Heart block, or AV block, is one of the two major causes of bradycardia (slow heart rate). Pacemakers are often used in heart block to treat or prevent symptoms.
Leg Cramps When You Walk? It May Be PAD
In peripheral artery disease, PAD, an artery supplying an arm or a leg has become blocked due to atherosclerosis, and may produce the symptom of claudication.
Is Amiodarone an Effective Antiarrhythmic Drug?
The unique features of amiodarone
What Is Postpartum Cardiomyopathy and What...
Postpartum cardiomyopathy is a form of dilated cardiomyopathy that leads to heart failure, and is associated with pregnancy.
Transient Ischemic Attacks (TIAs)
A transient ischemic attack (TIA), also called a mini-stroke, is a temporary loss of normal neurological function, caused by a transient interruption of blood flow to the brain.
Angina
Angina is the name given to the symptoms, usually chest pain or chest discomfort, produced when the heart muscle is not getting enough oxygen.
What Is Dilated Cardiomyopathy and What Causes...
Learn the causes, symptoms, diagnosis and treatment of dilated cardiomyopathy, which is the most common form of heart failure.
What Is A Heart-Healthy Diet?
A heart healthy diet consists of seven simple rules.
Should You Have Your CRP Measured?
Should you have your CRP measured? - The pros and cons of measuring CRP levels
Postprandial Hypotension
In postprandial hypotension, the blood pressure falls abnormally after eating a meal and standing up.
Is EECP Really Quackery?
The Wall Street Journal implies that EECP is quackery because cardiologists don't use it. But have they considered WHY cardiologists don't like it?
What to Know About Cardiac Catheterization and...
What you need to know about heart catheterization and angiography
My Battery Is Low - So Why Does My Whole...
When a pacemaker battery is low, the entire pacemaker needs to be replaced.
What Are Trans Fatty Acids and How Do They...
Trans fatty acids - what they are, where they are, and how they may be a bigger threat to heart health than saturated fats.
What Is Aortic Stenosis and What Are the Causes?
Aortic stenosis is caused by obstruction in the aortic valve and is treated with valve replacement surgery.
Treating Heart Failure
Treating heart failure due to dilated cardiomyopathy requires the aggressive use of beta blockers, ACE inhibitors, and often diuretics.
How Ablation Therapy Can Help Treat Your...
Ablation procedures treat abnormal electrical pathways in the heart. These procedures can sometimes eliminate certain heart arrhythmias.
Diagnosing Coronary Artery Disease
How tests are used to diagnose coronary artery disease
What Should You Expect After You Have Had a...
Now that you've gotten through the acute heart attack, there are several critical steps necessary for your long-term survival and good health.
How Does the Blood Clot?
How the blood clots, and how to prevent abnormal clotting
Cardiac Enzymes
Cardiac enzymes are useful in the diagnosis of heart attack.
Is "congestive heart failure" the same as...
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Everything You Need to Know About Hypertension
Hypertension, or high blood pressure, is one of the most common medical problems in the developed world, and remains a leading cause of heart attack, stroke, kidney disease and other serious medical problems.
Should You Have Your Apo B Levels Measured?
Apolipoprotein B (Apo B) is cardiac risk factor associated with LDL cholesterol. Is Apo B something you should be worrying about?
Coronary Artery Disease: Brief Overview
Brief summary of coronary artery disease
Orthostatic Hypotension - Dizziness When Arising
In orthostatic hypotension, the blood pressure falls abnormally when a person stands up.
Is Heart Disease Different in Women Than in Men?
Two common misapprehensions are held by both women and their doctors: women don't really get much heart disease, and when they do, it behaves pretty much like the heart disease that men get. The real facts are that heart disease is the number one killer of women, and when women get heart disease it often acts quite differently than it does in men.
Cardiac Syndrome X - Microvascular Angina
Cardiac Syndrome X, or microvascular angina, is a condition that produces angina with normal coronary arteries on cardiac catheterization.
What Is the Valsalva Maneuver?
The Valsalva maneuver is a technique for transiently increasing the tone of the vagus nerve.
Guidelines for Flying with Heart Disease
Is it safe to fly when you have a heart problem? Here are guidelines for flying with heart disease.
Why Coronary Artery Disease Is Different For...
Coronary artery disease in women is often different than it is in men - and the differences are important. Here's what you need to know about it.
Aortic Dissection
Aortic dissection is a condition in which a tear forms in the wall of the aorta, which allows blood to enter the vessel wall, dissecting (or tearing apart) the layers of the wall. Aortic dissection can rapidly lead to death, and should always be considered a medical emergency.
Are Airport Security Full Body Scanners Safe...
It appears to be safe for people with pacemakers and ICDs to go through the full body scanners at airport security - but just try getting someone in a position of authority to say so.
Treatment of an Acute Heart Attack
The first few hours of a heart attack are critical in determining whether you survive without any serious long-term disability. Here's what you need to know
Causes of Chest Pain - Pulmonary Problems
Several commonly occurring lung problems can cause chest pain, including asthma, bronchitis, pneumonia, and pleuritis (or pleurisy)
When Can Stress Cause a Heart Attack?
Emotional stress, of certain types and in certain people, may participate in the development of chronic heart disease, and can even trigger acute cardiac crises.
How Long Should You Exercise to Increase HDL...
Evidence now suggests that exercise increases HDL levels in proportion to the duration - not the intensity - of exercise.
5 Types of Medications for Cholesterol and...
Here are the drugs most commonly used to treat cholesterol and triglyceride levels.
How to Measure Your Risk of Heart Disease
How to assess your risk of heart disease
Stress and Heart Disease - The Basics
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 Can Your Doctor Evaluate the Cause of...
Evaluating the cause of syncope is best done in a systematic way.
Tilt Table Testing
Tilt table testing is a test that can be used to assess a person's propensity to develop certain kinds of syncope.
Cholesterol Guidelines - 2013
The 2013 NHLBI guidelines on treating cholesterol emphasize statins for patients at high cardiac risk, without cholesterol treatment targets.
Causes of Chest Pain - Anxiety or Panic Disorder
Chest pain is common in patients diagnosed as having anxiety, especially if the supposed anxiety is actually produced by one of the dysautonomias.
Sudden Death After Heart Attacks
Sudden death is an all too common event after surviving a heart attack. But sudden death can be prevented in people who remain at risk.
Doing This for 5 Minutes a Day Can Protect Your...
A new study says even 5 minutes of daily running can substantially improve your cardiac risk. Can this really be true?
Should You Use Cardiac Resynchronization Therapy?
Cardiac resynchronization therapy (CRT), also called biventricular pacing, is a new treatment for heart failure due to dilated cardiomyopathy.
How To Recognize A Heart Attack
a simple how to on recognizing a heart attack, from your about.com guide
Why Being a Little Overweight May Be Okay
Instead of being a major risk factor, some studies suggest that having a slightly elevated BMI score may actually improve health.
Sick Sinus Syndrome
In sick sinus syndrome, disease in the heart's sinus node is severe enough to produce symptoms related to bradycardia (slow heart rate). In addition, sick sinus syndrome is often accompanied by atrial fibrillation.
What's the Real Story Behind the "Broken Heart"...
Read about broken heart syndrome, or stress cardiomyopathy - a condition seen mainly in women, after severe emotional trauma.
Preventing Sudden Death With the Implantable...
An implantable defibrillator (ICD) is an implantable device that monitors a person's heart rhythm, and automatically delivers lifesaving treatment if a dangerous heart arrhythmia occurs.
The 6 Antiarrhythmic Drugs Used for Atrial...
Antiarrhythmic drugs can be difficult and dangerous to use in the treatment of atrial fibrillation.
Vagus Nerve
The vagus nerves help control the muscles of the throat and the voicebox, regulate the heart rate and keep the gastrointestinal tract in working order.
What Is Pericarditis and What Causes It?
A discussion of pericarditis - inflammation of the protective sac that encloses the heart - and its diagnosis and treatment.
Orthopnea
Orthopnea is dyspnea (shortness of breath) that occurs while lying down.
Dressler's Syndrome
Dressler's syndrome is an inflammatory reaction involving the pericardium, that can appear after damage to cardiac cells.
What is causing my chest pain?
What is causing my chest pain?: upper abdomen person experiences span style chest neck disease forum
Endothelial Dysfunction
Endothelial dysfunction is a condition in which the endothelium (inner lining) of blood vessels does not function normally.
Is Alcohol Actually Good for Your Heart?
Should doctors tell their patients about the benefits of alcohol?
What Is Subclavian Steal Syndrome and What...
Subclavian steal syndrome is a form of peripheral artery disease (PAD) affecting the subclavian artery, which results on both claudication of the arm and variable neurological symptoms when the arm is exercised.
Overview of Cardiac Sarcoidosis
Sarcoidosis is an inflammatory disease of unknown origin that causes scar tissue to be deposited in various organs in the body. Cardiac sarcoidosis can produce heart arrhythmias, heart failure, and heart valve disease
Treating Atrial Fibrillation - Making the Right...
The best approach to treating atrial fibrillation depends on the frequency and duration of your arrhythmia, your symptoms, - and your own preferences.
Heart Attacks in Young People
What causes heart attacks - myocardial infarction - in younger people?
Secret Cardiology Revealed - EECP
Recent data documenting the effectiveness of Enhanced External Counterpulsation (EECP) for the treatment of angina has failed to bring this apparently effective procedure into the mainstream of cardiology practice.
The Electrophysiology Study
The electrophysiology study (EP study) is used to study the heart's electrical system, and to diagnose and treat cardiac arrhythmias.
Heroin and Heart Disease - All About Heroin and...
How does heroin use affect the heart and circulatory system?
A Checklist For Health After A Heart Attack
Long-term health and survival after a heart attack requires several important steps to be taken. Here's a checklist to follow after a heart attack.
Common heart tests
A summary of the most common heart tests used in cardiology
Beta Blockers for Angina
Beta blockers block the effect of adrenaline on the heart, and reduces the risk of developing angina during periods of stress and exercise.
Acute Coronary Syndrome - ACS
Acute coronary syndrome - ACS - occurs when a plaque in a coronary artery ruptures, causing a blood clot to form within the artery, and blocking blood flow to the heart muscle.
Heart Attack Risk Factors
Several risk factors, some controllable and some not controllable, increase the risk of heart attack.
Abdominal Aortic Aneurysm (AAA)
Abdominal aortic aneurysm (AAA) is the term for a balloon-like dilation, called an aneurysm, that occurs in a localized section of the aorta within the abdomen. Learn more about AAA here.
What Is a Non-ST Segment Elevation Myocardial...
Non-ST Segment Elevation Myocardial Infarction - NSTEMI - is a form of Acute Coronary Syndrome that is identical to unstable angina, except that cardiac enzymes are elevated, indicating that heart cell damage has occurred
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