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Heart Disease: Most Popular Articles

These articles are the most popular over the last month.
What!? Coffee Can Make You Less Likely to Die?
Drinking three or four cups of coffee per day is associated with a reduction in cardiac mortality, and overall mortality.
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.
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.
How to Raise Your HDL Levels With Diet and Drugs
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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
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 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.
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.
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 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.
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.
Coffee And Your Heart
Find out whether moderate coffee drinking is safe for heart health.
All About Atrial Fibrillation
Atrial fibrillation is one of the most common heart rhythm disorders, especially among older adults.
What You Should Do About Heart Palpitations
When your heartbeat feels unusually strong, or odd, it's known as a palpitation. Is it serious?
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.
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.
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.
How Does Thyroid Disease Affect the Heart?
the cardiac effects of thyroid disease
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 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.
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.
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.
Cholesterol Guidelines - 2013
The 2013 NHLBI guidelines on treating cholesterol emphasize statins for patients at high cardiac risk, without cholesterol treatment targets.
What Is Inappropriate Sinus Tachycardia?
IST - inappropriate sinus tachycardia - is an inappropriately rapid heart rate. The causes and potential treatments of IST are reviewed.
What Should You Expect from an Echocardiogram?
A description of the echocardiogram and its uses
Vasovagal Syncope - What You Need To Know
Vasovagal - or cardioneurogenic - syncope is the most common cause of transient loss of consciousness
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 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.
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 Is Dysautonomia?
The dysautonomias are serious medical disorders that are often missed, or dismissed
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 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.
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 Causes Syncope (Fainting)?
Syncope, or fainting, is a common symptom that can be caused by many different medical conditions.
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.
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.
The Common Symptoms of Heart Failure
Symptoms of heart failure are usually due to pulmonary congestion, poor cardiac pumping function or cardiac arrhythmias.
What to Know About Cardiac Catheterization and...
What you need to know about heart catheterization and angiography
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.
All About Prinzmetal (or Variant) Angina
Prinzemetal's angina, or coronary artery spasm, is chest pain due to severe coronary artery spasm
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 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.
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.
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.
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
Supraventricular Tachycardia (SVT)
Supraventricular tachycardia, or SVT, is a family of cardiac arrhythmias that causes an inappropriately rapid heart rate.
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.
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 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.
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.
What Should You Expect When Living With a...
What you need to know about living a normal life with a pacemaker.
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.
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.
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 You Should Know About Statins
Statins drugs reduce cholesterol levels, and have several other effects on the body that reduce your risk for cardiovascular disease.
vasovagal syncope, cardioneurogenic syncope,...
Treating vasovagal syncope always involves education, and often involves exercise, drugs, or pacemakers
4 Conditions Where a Coronary Angiography Can...
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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.
Should You Take CoQ10 With Statins?
Some evidence suggests that CoQ10 might diminish the muscle side effects of statins.
Coronary Artery Disease: Brief Overview
Brief summary of coronary artery disease
TIAs - mini strokes - and what they mean
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.
What Is the Most Common Type of Cardiac...
PACs, or premature atrial complexes, are the most common of the heart arrhythmias.
Is "congestive heart failure" the same as...
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How Is Ablation Therapy Used to Treat Atrial...
In some patients, atrial fibrillation can be ablated in the electrophysiology laboratory.
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 Is Hypertrophic Cardiomyopathy and What...
Hypertrophic cardiomyopathy is a genetic cardiac disorder that can cause several heart problems – including heart failure and sudden death.
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.
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.
Blood clots in the lungs - pulmonary embolus
A pulmonary embolus is a blood clot that lodges in the pulmonary artery or one of its branches.
What Is Mitral Valve Prolapse?
Mitral valve prolapse - MVP - how it should be diagnosed and managed
How Important Are Triglyceride Levels for...
Elevated levels of triglycerides in the blood - hypertriglyceridemia - are associated with an increased risk of cardiovascular disease.
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.
Get the Facts on Rheumatic Heart Disease
Rheumatic heart disease is heart valve damage that occurs after an episode of rheumatic fever.
How to Measure Your Risk of Heart Disease
How to assess your risk of heart disease
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.
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.
Treating Heart Failure
Treating heart failure due to dilated cardiomyopathy requires the aggressive use of beta blockers, ACE inhibitors, and often diuretics.
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.
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.
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.
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.
How Ablation Therapy Can Help Treat Your...
Ablation procedures treat abnormal electrical pathways in the heart. These procedures can sometimes eliminate certain heart arrhythmias.
Coronary Heart Disease - It's Not Just About...
Doctors and patients alike need to stop thinking about coronary artery disease in terms of blockages alone. Any plaque, even tiny ones, are a threat.
What Is Mitral Regurgitation and What Are the...
Mitral regurgitation is a common heart valve disorder that requires careful and ongoing medical care.
Should You Have Your CRP Measured?
Should you have your CRP measured? - The pros and cons of measuring CRP levels
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.
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 I Have A Coronary Calcium Scan?
How coronary calcium scans can be helpful
Cocaine and the Heart
Cocaine affects the heart in ways that can permanently damage it or cause sudden death.
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)
Why You Get A Whole New Pacemaker When Your...
When a pacemaker battery is low, the entire pacemaker needs to be replaced.
Diagnosing Coronary Artery Disease
How tests are used to diagnose coronary artery disease
How Does Stress Cause Heart Disease?
Stress appears to contribute to heart disease in at least two important ways.
Symptom Checker
Symptom checker - an explanation of symptoms commonly associated with heart disease
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.
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.
Cardiac Enzymes
Cardiac enzymes are useful in the diagnosis of heart attack.
What Is Postpartum Cardiomyopathy and What...
Postpartum cardiomyopathy is a form of dilated cardiomyopathy that leads to heart failure, and is associated with pregnancy.
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.
How Can Your Doctor Evaluate the Cause of...
Evaluating the cause of syncope is best done in a systematic way.
HDL Cholesterol
HDL cholesterol, also called. Heart Health Center.
Postprandial Hypotension
In postprandial hypotension, the blood pressure falls abnormally after eating a meal and standing up.
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.
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.
Can Viagra Be Dangerous for Men With Heart...
Viagra (sildenafil) can be used safely in most patients with heart 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.
Why You Should Try the Mediterranean Diet
The Mediterranean Diet can improve heart health, vascular health, blood pressure and cholesterol levels, and metabolic syndrome
Is Amiodarone an Effective Antiarrhythmic Drug?
The unique features of amiodarone
Sleep Deprivation and Heart Disease
Several recent studies have made an association between chronic sleep deprivation (in general, getting fewer than five hours of sleep per night) and heart
All about blood clots in the legs - deep venous...
Deep venous thrombosis - DVT - is a condition in which blood clots form in the deep leg veins.
How Does the Blood Clot?
How the blood clots, and how to prevent abnormal clotting
Aortic Aneurysm Rupture -- Signs of an Aortic...
Sudden, severe abdominal pain is one of several symptom of aortic aneurysm rupture.
How Is High Blood Pressure Diagnosed?
Hypertension is diagnosed when a person's blood pressure is persistently elevated beyond levels that are considered normal
What Is the Valsalva Maneuver?
The Valsalva maneuver is a technique for transiently increasing the tone of the vagus nerve.
Orthostatic Hypotension - Dizziness When Arising
In orthostatic hypotension, the blood pressure falls abnormally when a person stands up.
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.
Causes of Chest Pain - Myocardial Infarction...
The most dreaded cause of chest pain is a myocardial infarction, or heart attack, in which part of the heart muscle dies due to lack of blood flow.
Metabolic Syndrome
Metabolic syndrome, or pre-diabetes, is a grouping of common disorders that produce a high risk of cardiac disease, all related to insulin resistance.
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.
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.
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.
What is Heart Disease?
What is heart disease? Heart Health Center.
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.
Ventricular Tachycardia
Ventricular tachycardia is a potentially life-threatening, rapid heart rhythm disturbance that originates in the ventricles.
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.
Choosing the Best Treatment for Coronary Artery...
Treating coronary artery disease requires decisions on how to prevent angina and ischemia, on how to prevent acute coronary syndrome, and how to prevent worsening of atherosclerosis
What Treatment Should You Use for Hypertension?
If you have hypertension, you and your doctor need to establish a treatment goal, then take the steps necessary to achieve that goal.
Heart Attack Risk Factors
Several risk factors, some controllable and some not controllable, increase the risk of heart attack.
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.
Is Alcohol Actually Good for Your Heart?
Should doctors tell their patients about the benefits of alcohol?
What Is A Heart-Healthy Diet?
A heart healthy diet consists of seven simple rules.
Can Strep Throat Lead to Rheumatic Fever?
Rheumatic fever is a widespread inflammation, related to strep throat, that can affect various parts of the body, including the skin, joints, brain, and heart.
Treating Atrial Fibrillation - Restore the...
In atrial fibrillation, restoring and maintaining a normal heart rhythm is both difficult and potentially risky, but is often the better approach to treatment.
Rate-Control Approach to Treating Atrial...
Atrial fibrillation can be treated by using medications to control the heart rate, and Coumadin to reduce the risk of blood clots.
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.
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.
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?
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.
Common heart tests
A summary of the most common heart tests used in cardiology
Thallium and Cardiolite Scans
Nuclear perfusion studies with thallium and Cardiolite are often used to help diagnose coronary artery disease and other cardiac conditions.
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 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.
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.
Do You Need To Be Treated for High Cholesterol?
If you have elevated cholesterol levels, the decision as to whether you need treatment should be based on the current guidelines.
The Most Common Causes of Heart Failure
Many medical conditions can cause dilated cardiomyopathy and heart failure.
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