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Heart Health Center: Most Popular Articles

These articles are the most popular over the last month.
Increasing HDL
HDL cholesterol, or "good" cholesterol, appears to scour the walls of blood vessels, cleaning out excess
Blood Pressure Drug List
List of drugs used for treating hypertension (high blood pressure) with links to drug information.
STEMI Definition
A STEMI - ST segment elevation myocardial infarction - occurs when a coronary artery is totally occluded by a blood clot.
Definition of NSTEMI
A NSTEMI - non-ST segment myocardial infarction - occurs when a coronary artery is partially occluded by a blood clot.
Key Heart Disease Symptoms
Chest pain, fainting, fatigue, dizziness and heart palpitations can also signal something serious.
Thyroid and the heart
the cardiac effects of thyroid disease
Heart Attack Signs
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.
Syncope And Its Causes
Syncope, or fainting, is a common symptom that can be caused by many different medical conditions.
Pacemakers
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.
Palpitations
When your heartbeat feels unusually strong, or odd, it's known as a palpitation. Is it serious?
Rheumatic Heart Disease
Rheumatic heart disease is heart valve damage that occurs after an episode of rheumatic fever.
Cholesterol and Triglycerides
Cholesterol and triglycerides, two forms of lipid that circulate in your bloodstream, are both necessary for life itself. But when blood levels of cholesterol or triglycerides become too high, your risk of developing cardiovascular disease is significantly increased.
coughing_and_heart_failure
Coughing can be an important symptom of heart failure
cardiac_enzymes_and_heart
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.
Cardiac Symptoms In Women
Cardiac symptoms in women are often different than in men
NSTEMI
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
Chest pain
Chest pain - its causes, and how it should be evaluated
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.
Postural Orthostatic Tachycardia Syndrome - POTS
Postural orthostatic tachycardia syndrome, POTS, is a disorder seen in younger people which causes palpitations, dizziness, and other symptoms while standing upright.
Left Bundle Branch Block (LBBB)
Left Bundle Branch Block (LBBB) is an abnormal finding on the electrocardiogram that often indicates underlying heart disease.
dysautonomia
The dysautonomias are serious medical disorders that are often missed, or dismissed
PVCs
The evaluation and treatment of premature ventricular complexes, known as PVCs.
Diastolic Dysfunction and Diastolic Heart Failure
Diastolic dysfunction and diastolic heart failure occur when the heart's ventricles become too stiff, leading to impaired filling of the ventricles with blood.
bundle branch block
Bundle branch block - causes, significance, and treatment
Vasovagal (Cardioneurogenic) Syncope
Vasovagal - or cardioneurogenic - syncope is the most common cause of transient loss of consciousness
Surviving a heart attack
Surviving a heart attack requires that you know the signs of a heart attack, and seek medical help the moment you think you might be having one; and that the medical personnel who are caring for you do the right things, and do them quickly.
amiodarone
The unique features of amiodarone
evaluating chest pain
how chest pain should be evaluated - how to tell if it's an emergency
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.
The Electrocardiogram (ECG)
A description of the electrocardiogram, how it is performed, and what it shows
Inappropriate sinus tachycardia
IST - inappropriate sinus tachycardia - what is it, and how is it treated?
Trans fatty acids
Trans fatty acids - what they are, where they are, and what they do to your heart
Heart Failure Basics
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.
cardiac anatomy
A description of the heart's chambers and valves
Stress Test
Cardiac stress testing - stress testing for the heart
cocaine_and_the_heart
Cocaine affects the heart in ways that can permanently damage it or cause sudden death.
Ablating AF
In some patients, atrial fibrillation can be ablated in the electrophysiology laboratory.
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 Does the Heart Beat?
The cardiac electrical system controls the heart rate and coordinates the contraction of cardiac muscle.
heart attack vs. cardiac arrest
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
Dysautonomia treatment
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.
the MUGA scan
What the MUGA scan is used for in diagnosing heart disease
The Echocardiogram
A description of the echocardiogram and its uses
Symptoms of Diastolic Dysfunction and Diastolic Heart Failure
While diastolic dysfunction often does not cause symptoms, diastolic heart failure causes extreme and often acute episodes of shortness of breath. Diagnosing diastolic dysfunction and diastolic heart failure often presents a challenge.
benign chest wall pain
benign chest wall pain as a cause of chest pain
Premature Atrial Complexes (PA
PACs, or premature atrial complexes, are the most common of the heart arrhythmias.
unstable angina
All about unstable angina - what is it, what causes it, and how should it be treated?
Hypertrophic Cardiomyopathy
Hypertrophic cardiomyopathy is a common congenital heart disorder that causes several varieties of heart problems – not the least of which is sudden death.
Drugs for Cardiac Arrhythmias
Heart arrhythmias can be treated with antiarrhythmic drugs, AV nodal blocking drugs, beta blockers, statins, and omega-3 fatty acids.
When your CRP is high
What to do when CRP level is high. High CRP - what should you do now?
Prinzmetal's angina
Prinzemetal's angina, or coronary artery spasm, is chest pain due to severe coronary artery spasm
How To Keep Your Heart Healthy
Here are several lifestyle choices that can substantially reduce your risk of heart disease and keep your heart healthy.
Non-Sustained Ventricular Tachycardia - NSVT
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.
blood clotting
How the blood clots, and how to prevent abnormal clotting
Atrial Fibrillation - An Overview
Atrial fibrillation is one of the most common heart rhythm disorders, especially among older adults.
Treating Vasovagal (Cardioneurogenic) Syncope
Treating vasovagal syncope always involves education, and often involves exercise, drugs, or pacemakers
Valsalva Maneuver
The Valsalva maneuver is a technique for transiently increasing the tone of the vagus nerve.
Common heart tests
A summary of the most common heart tests used in cardiology
Treating Diastolic Dysfunction and Diastolic Heart Failure
Treating diastolic dysfunction and diastolic heart failure mainly depends on treating underlying causes, such as hypertension and coronary artery disease.
Living With A Pacemaker
What you need to know about living a normal life with a pacemaker.
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.
Aspirin for Heart Attacks
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.
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.
CRT for heart failure
Cardiac resynchronization therapy - CRT - for heart failure
Long QT syndrome
Long QT syndrome - torsades de pointes
Drugs Used To Prevent Or Treat Blood Clots
Several types of drugs are used to prevent blood clots, or to treat blood clots after they have formed.
Should You Take CoQ10 With Statins?
Some evidence suggests that CoQ10 might diminish the muscle side effects of statins.
Symptoms of Heart Failure
Symptoms of heart failure are usually due to pulmonary congestion, poor cardiac pumping function or cardiac arrhythmias.
Cardiac cath
What you need to know about heart catheterization and angiography
Heart Block
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.
The statins
Statins are among the most commonly prescribed drugs in medicine. Clinical studies have shown that statins
Triglyceride and Cholesterol Test
A routine triglyceride and cholesterol test is now recommended for everyone.
What is causing my chest pain?
What is causing my chest pain?: upper abdomen person experiences span style chest neck disease forum
Triglycerides
Elevated levels of triglycerides in the blood - a condition referred to as hypertriglyceridemia - are associated with an increased risk of cardiovascular disease in both men and women.
mitral valve prolapse - MVP
Mitral valve prolapse - MVP - how it should be diagnosed and managed
how much exercise?
Is an hour a day of exercise really necessary?
Flying with heart disease
Is it safe to fly when you have a heart problem? Here are guidelines for flying with heart disease.
syncope and seizures
Patients with vasovagal syncope (simple fainting spells) or long QT syndrome often receive the mistaken diagnosis of seizure disorder, or epilepsy.
Postprandial Hypotension
In postprandial hypotension, the blood pressure falls abnormally after eating a meal and standing up.
Evaluating The Cause Of Syncope
Evaluating the cause of syncope is best done in a systematic way.
Drugs For Cholesterol and Triglycerides
Here are the drugs most commonly used to treat cholesterol and triglyceride levels.
Smoking And Your Heart
Smoking tobacco is the strongest risk factor for developing heart disease. In fact, the risk of having a heart attack is six times higher in smokers -- both men and women -- than in people who never smoked. World-wide, smoking is thought to account for almost 40% of first heart attacks.
milrinone_for_heart_failure_
Primacor (milrinone) is a medication used to treat heart failure. It works by helping the heart to contract, which allows the heart to pump blood more effectively. It also widens blood vessels, making it easier for the heart to move blood through arteries.
Treating a 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
heart_attacks_in_young_people
What causes heart attacks - myocardial infarction - in younger people?
Supraventricular Tachycardia (SVT)
Supraventricular tachycardia, or SVT, is a family of cardiac arrhythmias that causes an inappropriately rapid heart rate.
Viagra in heart disease
Viagra (sildenafil) can be used safely in most patients with heart disease
How Does Stress Cause Heart Disease?
Stress appears to contribute to heart disease in at least two ways. Learn more here.
Long Term Treatment After A Heart Attack
How to prevent further problems after you survive a heart attack
dilated cardiomyopathy
Learn the causes, symptoms, diagnosis and treatment of dilated cardiomyopathy, the most common form of heart failure.
signs_of_a_aortic_aneurysm
Sudden, severe abdominal pain is one of several symptom of aortic aneurysm rupture.
antiarrhythmic drugs for AF
Antiarrhythmic drugs can be difficult and dangerous to use in the treatment of atrial fibrillation.
Exercise and HDL
Duration of exercise correlates best with an increase in HDL cholesterol.
Drugs For Cardiac Arrhythmias
Here's what you need to know about antiarrhythmic drugs and medications.
Sudden Death After Heart Attacks
Sudden death after heart attacks
aortic stenosis
Aortic stenosis is caused by obstruction in the aortic valve and is treated with valve replacement surgery.
How To Recognize A Heart Attack
a simple how to on recognizing a heart attack, from your about.com guide
Cardiac Ablation
Ablation procedures treat abnormal electrical pathways in the heart. These procedures can sometimes eliminate certain heart arrhythmias.
Overview of Treating Atrial Fibrillation
There are two basic approaches to the treatment of atrial fibrillation -- controlling the heart rate, or restoring a normal rhythm.
Heart Rhythm Problems
A review of what you need to know about cardiac arrhythmias, or heart rhythm problems.
Treating Heart Failure
Treating heart failure due to dilated cardiomyopathy requires the aggressive use of beta blockers, ACE inhibitors, and often diuretics.
Definition of 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.
alcohol and the heart
Should doctors tell their patients about the benefits of alcohol?
lung disorders
lung problems as a cause of chest pain
diagnosing CAD
How tests are used to diagnose coronary artery disease
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.
When to measure CRP
Should you have your CRP measured? - The pros and cons of measuring CRP levels
Treating Hypertension
If you have been diagnosed with hypertension, it is important for you and your doctor to establish a reasonable goal for treatment, and then take the necessary steps to achieve that goal.
pericarditis
Pericarditis - its causes, diagnosis, and treatment
metabolic syndrome x
Metabolic syndrome is a constellation of common disorders that produce a high risk of cardiac disease. It is seen in susceptible individuals who become overweight and sedentary. Learn more about metabolic syndrome, and find out if you're at risk.
dobutamine_for_heart_failure
Classified as an inotrope, a compound that affects the force of muscle contractions, dobutamine is given intravenously, usually in a hospital setting, and often to critically ill heart failure patients who are in danger of dying.
coronary artery disease
Brief summary of coronary artery disease
The Bottom Line on Treating Atrial Fibrillation
The best approach to treating atrial fibrillation depends on several factors, including the frequency and duration of your arrhythmia, and your symptoms.
fainting_and_exercise
A brief description of fainting after exercise as a potential sign of serious heart trouble.
Silent Heart Attacks
A silent heart attack is a heart attack that happens without causing noticeable symptoms -- or at least,
How to Prevent Heart Disease in Women
New heart disease prevention guidelines in women
Broken Heart Syndrome
Can you really die from a broken heart?
Subclavian Steal Syndrome
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.
Heart Attack Checklist
A checklist of the medical care you should receive after after a heart attack
Electrophysiology Study
A description of the electrophysiology study.
ICD complications
While implantable cardioverter defibrillators (ICDs) are extremely effective and generally quite safe, it is possible for you to experience complications with your ICD system. This article discusses ICD ICD complications.
overview_of_cardiac
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
The "Rhythm Control" Approach To Treating Atrial Fibrillation
In atrial fibrillation, restoring and maintaining a normal heart rhythm is both difficult and potentially risky, but is often the better approach to treatment.
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 UA and NSTEMI
Unstable angina and NSTEMI - two closely related varieties of Acute Coronary Syndrome - are treated identically, with stabilization of cardiac ischemia, and usually with cardiac catheterization, angioplasty and stenting.
The treatment of vasovagal syncope
The treatment of syncope.: heart rhythm disturbances slow heart rate cardiac syncope antiarrhythmic drugs cardiac lesions
Assess your risk
How to assess your risk of heart disease
Orthostatic hypotension
In orthostatic hypotension, the blood pressure falls abnormally when a person stands up.
Chest pain, normal coronaries
Coronary angiography is generally regarded as the "Gold Standard" for diagnosing coronary artery disease
What is Heart Disease?
What is heart disease?
Muscle Side Effects of Statins
While the statins are generally quite well-tolerated, the most common side effects are related to the skeletal muscles.
Cardiac Enzymes Definition
Cardiac enzymes are useful in the diagnosis of heart attack.
Anxiety or Panic disorder
anxiety disorder as a cause of chest pain
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.
Subclinical Hypothyroidism and the Heart
In subclinical hypothyroidism elevated TSH levels are required to maintain normal thyroid function.
Endothelial dysfunction
Endothelial dysfunction is a condition in which the endothelium (inner lining) of blood vessels does not function normally.
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.
How To Prevent Heart Disease
a simple how to on preventing heart disease , from your about.com guide
Mitral Regurgitation
Mitral regurgitation is a common heart valve disorder that requires careful and ongoing medical care.
Why Dizziness Occurs
Dizziness is often a symptom of heart problems, particular irregular heart beats.
Tilt Table Testing
tilt table testing for syncope
heroin_and_heart_disease
How does heroin use affect the heart and circulatory system?
Postpartum Cardiomyopathy
Postpartum cardiomyopathy is a form of dilated cardiomyopathy that leads to heart failure, and is associated with pregnancy.
calcium scans
Calcium scans can be helpful in assessing the risk of coronary artery disease
transesophageal echocardiogram
The transesophageal echocardiogram - TEE
What Is Congestive Heart Failure?
: What Is Congestive Heart Failure? My cardiologist told me I have heart failure, but my family doctor
LDL cholesterol guidelines
The guidelines for treating LDL cholesterol are based on cholesterol levels, and cardiac risk factors.
beta blockers and angina
Beta blockers block the effect of adrenaline on the heart, and reduces the risk of developing angina during periods of stress and exercise.
preventing_congestive_heart
Preventing congestive heart failure means taking steps to prevent the kinds of heart disease that lead to heart failure

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