Heart Disease: Most Popular Articles
Here is a list of the drugs commonly used for treating hypertension (high blood pressure), with links to drug information.
Chest wall - or musculoskeletal chest pain - is a common cause of chest pain, and can be produced by several different medical conditions
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A STEMI - ST segment elevation myocardial infarction - occurs when a coronary artery is totally occluded by a blood clot.
Chest pain, fainting, fatigue, dizziness and heart palpitations are common symptoms associated with several types of heart disease.
A NSTEMI - non-ST segment myocardial infarction - occurs when a coronary artery is partially occluded by a blood clot.
Right Bundle Branch Block (RBBB) is an abnormal finding on the electrocardiogram that is often associated with underlying heart disease.
Left Bundle Branch Block (LBBB) is an abnormal finding on the electrocardiogram that often indicates underlying heart disease.
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 effects of thyroid disease
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.
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.
Chest pain is always an important symptom which has many potential causes. Here are the most common causes of chest pain.
Postural orthostatic tachycardia syndrome, POTS, is a disorder seen in younger people which causes palpitations, dizziness, and other symptoms while standing upright.
IST - inappropriate sinus tachycardia - is an inappropriately rapid heart rate. The causes and potential treatments of IST are reviewed.
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.
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.
Vasovagal - or cardioneurogenic - syncope is the most common cause of transient loss of consciousness
Syncope, or fainting, is a common symptom that can be caused by many different medical conditions.
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.
When your heartbeat feels unusually strong, or odd, it's known as a palpitation. Is it serious?
If you have chest pain, you must decide whether to seek emergency help, then your doctor will need to efficiently evaluate its underlying cause.
The dysautonomias are serious medical disorders that are often missed, or dismissed
Cholesterol and triglycerides are both necessary for life itself. But when the blood levels are too high, your cardiac risk is significantly increased.
The medical significance of premature ventricular complexes (also known as PVCs), and how they should be evaluated and treated.
What the MUGA scan is used for in diagnosing structural heart disease, such as a prior heart attack, or a weakened heart muscle.
Atrial fibrillation is one of the most common heart rhythm disorders, especially among older adults.
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.
Here are several lifestyle choices that can substantially reduce your risk of heart disease and keep your heart healthy.
Diastolic dysfunction and diastolic heart failure occur when the heart's ventricles become too stiff, leading to impaired filling of the ventricles.
Coughing can be an important symptom of heart failure
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.
Cardiac enzymes - creatine kinase and troponin - are cardiac proteins that are released into the bloodstream when heart muscle damage occurs, as in myocardial infarction.
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.
Elevated levels of triglycerides in the blood - hypertriglyceridemia - are associated with an increased risk of cardiovascular disease.
Prinzemetal's angina, or coronary artery spasm, is chest pain due to severe coronary artery spasm
Diastolic heart failure often causes acute episodes of shortness of breath. Diagnosing diastolic dysfunction and diastolic heart failure often presents a challenge.
Cardiac stress testing can be useful in diagnosing coronary artery disease, and in making exercise recommendations in patients with heart disease.
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
A description of the echocardiogram and its uses
Treating vasovagal syncope always involves education, and often involves exercise, drugs, or pacemakers
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.
Symptoms of heart failure are usually due to pulmonary congestion, poor cardiac pumping function or cardiac arrhythmias.
Several types of drugs are used to prevent blood clots, or to treat blood clots after they have formed.
Supraventricular tachycardia, or SVT, is a family of cardiac arrhythmias that causes an inappropriately rapid heart rate.
A description of the electrocardiogram (ECG), how it is performed, what it can tell your doctor about your heart - and what it cannot
Unstable angina, a type of acute coronary syndrome, should be treated as a medical emergency. Here's what you need to know.
What you need to know about living a normal life with a pacemaker.
The treatment of premature ventricular complexes - PVCs - depends on the symptoms they are causing, and on any associated underlying heart disease.
While the statins are generally quite well-tolerated, the most common side effects are related to the skeletal muscles.
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 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.
Treating diastolic dysfunction and diastolic heart failure mainly depends on treating underlying causes, such as hypertension and CAD.
Viagra (sildenafil) can be used safely in most patients with heart disease
A general overview of cardiac arrhythmias, or heart rhythm problems - extra heart beats, tachycardia, bradycardia and bundle branch block.
Find out about the two basic approaches to the treatment of atrial fibrillation and what to consider when choosing the right treatment.
In some patients, atrial fibrillation can be ablated in the electrophysiology laboratory.
PACs, or premature atrial complexes, are the most common of the heart arrhythmias.
Cocaine affects the heart in ways that can permanently damage it or cause sudden death.
Rheumatic heart disease is heart valve damage that occurs after an episode of rheumatic fever.
Stress appears to contribute to heart disease in at least two important ways.
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 cardiac electrical system is essential to cardiac function, controlling the heart rate, and coordinating the contraction of cardiac muscle.
Heart arrhythmias can be treated with antiarrhythmic drugs, AV nodal blocking drugs, beta blockers, statins, and omega-3 fatty acids.
It looks like the Mediterranean diet is your best bet after a heart attack.
Statins drugs reduce cholesterol levels, and have several other effects on the body that reduce your risk for cardiovascular disease.
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.
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Heart attacks, or myocardial infarctions, can occur without causing apparent symptoms, but they are no less dangerous than
Some evidence suggests that CoQ10 might diminish the muscle side effects of statins.
Mitral valve prolapse - MVP - how it should be diagnosed and managed
The Institute of Medicine says that in order to maintain optimal cardiovascular health, at least an hour a day of exercise is needed. Really?
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.
Hypertrophic cardiomyopathy is a genetic cardiac disorder that can cause several heart problems – including heart failure and sudden death.
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 assure that blood moves through the heart in the right direction and at the right time.
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.
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.
The unique features of amiodarone
Postpartum cardiomyopathy is a form of dilated cardiomyopathy that leads to heart failure, and is associated with pregnancy.
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 is the name given to the symptoms, usually chest pain or chest discomfort, produced when the heart muscle is not getting enough oxygen.
Learn the causes, symptoms, diagnosis and treatment of dilated cardiomyopathy, which is the most common form of heart failure.
A heart healthy diet consists of seven simple rules.
Should you have your CRP measured? - The pros and cons of measuring CRP levels
In postprandial hypotension, the blood pressure falls abnormally after eating a meal and standing up.
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 you need to know about heart catheterization and angiography
When a pacemaker battery is low, the entire pacemaker needs to be replaced.
Trans fatty acids - what they are, where they are, and how they may be a bigger threat to heart health than saturated fats.
Aortic stenosis is caused by obstruction in the aortic valve and is treated with valve replacement surgery.
Treating heart failure due to dilated cardiomyopathy requires the aggressive use of beta blockers, ACE inhibitors, and often diuretics.
Ablation procedures treat abnormal electrical pathways in the heart. These procedures can sometimes eliminate certain heart arrhythmias.
How tests are used to diagnose coronary artery disease
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 the blood clots, and how to prevent abnormal clotting
Cardiac enzymes are useful in the diagnosis of heart attack.
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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.
Apolipoprotein B (Apo B) is cardiac risk factor associated with LDL cholesterol. Is Apo B something you should be worrying about?
Brief summary of coronary artery disease
In orthostatic hypotension, the blood pressure falls abnormally when a person stands up.
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, or microvascular angina, is a condition that produces angina with normal coronary arteries on cardiac catheterization.
The Valsalva maneuver is a technique for transiently increasing the tone of the vagus nerve.
Is it safe to fly when you have a heart problem? Here are guidelines for flying with heart disease.
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 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.
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.
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
Several commonly occurring lung problems can cause chest pain, including asthma, bronchitis, pneumonia, and pleuritis (or pleurisy)
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.
Evidence now suggests that exercise increases HDL levels in proportion to the duration - not the intensity - of exercise.
Here are the drugs most commonly used to treat cholesterol and triglyceride levels.
How to assess your risk of 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.
Evaluating the cause of syncope is best done in a systematic way.
Tilt table testing is a test that can be used to assess a person's propensity to develop certain kinds of syncope.
The 2013 NHLBI guidelines on treating cholesterol emphasize statins for patients at high cardiac risk, without cholesterol treatment targets.
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 is an all too common event after surviving a heart attack. But sudden death can be prevented in people who remain at risk.
A new study says even 5 minutes of daily running can substantially improve your cardiac risk. Can this really be true?
Cardiac resynchronization therapy (CRT), also called biventricular pacing, is a new treatment for heart failure due to dilated cardiomyopathy.
a simple how to on recognizing a heart attack, from your about.com guide
Instead of being a major risk factor, some studies suggest that having a slightly elevated BMI score may actually improve health.
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.
Read about broken heart syndrome, or stress cardiomyopathy - a condition seen mainly in women, after severe emotional trauma.
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.
Antiarrhythmic drugs can be difficult and dangerous to use in the treatment of atrial fibrillation.
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.
A discussion of pericarditis - inflammation of the protective sac that encloses the heart - and its diagnosis and treatment.
Orthopnea is dyspnea (shortness of breath) that occurs while lying down.
Dressler's syndrome is an inflammatory reaction involving the pericardium, that can appear after damage to cardiac cells.
What is causing my chest pain?: upper abdomen person experiences span style chest neck disease forum
Endothelial dysfunction is a condition in which the endothelium (inner lining) of blood vessels does not function normally.
Should doctors tell their patients about the benefits of alcohol?
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.
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 best approach to treating atrial fibrillation depends on the frequency and duration of your arrhythmia, your symptoms, - and your own preferences.
What causes heart attacks - myocardial infarction - in younger people?
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 (EP study) is used to study the heart's electrical system, and to diagnose and treat cardiac arrhythmias.
How does heroin use affect the heart and circulatory system?
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.
A summary of the most common heart tests used in cardiology
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 - 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.
Several risk factors, some controllable and some not controllable, increase the risk of heart attack.
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.
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