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.
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Chest wall - or musculoskeletal chest pain - is a common cause of chest pain, and can be produced by several different medical conditions
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.
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.
Left Bundle Branch Block (LBBB) is an abnormal finding on the electrocardiogram that often indicates underlying heart disease.
the cardiac effects of thyroid disease
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.
Postural orthostatic tachycardia syndrome, POTS, is a disorder seen in younger people which causes palpitations, dizziness, and other symptoms while standing upright.
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.
When your heartbeat feels unusually strong, or odd, it's known as a palpitation. Is it serious?
IST - inappropriate sinus tachycardia - is an inappropriately rapid heart rate. The causes and potential treatments of IST are reviewed.
The medical significance of premature ventricular complexes (also known as PVCs), and how they should be evaluated and treated.
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.
Chest pain is always an important symptom which has many potential causes. Here are the most common causes of chest pain.
Vasovagal - or cardioneurogenic - syncope is the most common cause of transient loss of consciousness
The dysautonomias are serious medical disorders that are often missed, or dismissed
Syncope, or fainting, is a common symptom that can be caused by many different medical conditions.
Atrial fibrillation is one of the most common heart rhythm disorders, especially among older adults.
If you have chest pain, you must decide whether to seek emergency help, then your doctor will need to efficiently evaluate its underlying cause.
Cardiac enzymes - creatine kinase and troponin - are cardiac proteins that are released into the bloodstream when heart muscle damage occurs, as in myocardial infarction.
Cholesterol and triglycerides are both necessary for life itself. But when the blood levels are too high, your cardiac risk is significantly increased.
Diastolic dysfunction and diastolic heart failure occur when the heart's ventricles become too stiff, leading to impaired filling of the ventricles.
What the MUGA scan is used for in diagnosing structural heart disease, such as a prior heart attack, or a weakened heart muscle.
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.
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.
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 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.
Coughing can be an important symptom of heart failure
Prinzemetal's angina, or coronary artery spasm, is chest pain due to severe coronary artery spasm
Here are several lifestyle choices that can substantially reduce your risk of heart disease and keep your heart healthy.
Diastolic heart failure often causes acute episodes of shortness of breath. Diagnosing diastolic dysfunction and diastolic heart failure often presents a challenge.
A description of the echocardiogram and its uses
Treating vasovagal syncope always involves education, and often involves exercise, drugs, or pacemakers
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.
Several types of drugs are used to prevent blood clots, or to treat blood clots after they have formed.
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.
Cardiac stress testing can be useful in diagnosing coronary artery disease, and in making exercise recommendations in patients with heart disease.
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.
Find out about the two basic approaches to the treatment of atrial fibrillation and what to consider when choosing the right treatment.
A description of the electrocardiogram (ECG), how it is performed, what it can tell your doctor about your heart - and what it cannot
Some evidence suggests that CoQ10 might diminish the muscle side effects of statins.
Symptoms of heart failure are usually due to pulmonary congestion, poor cardiac pumping function or cardiac arrhythmias.
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 treatment of premature ventricular complexes - PVCs - depends on the symptoms they are causing, and on any associated underlying heart disease.
What you need to know about living a normal life with a pacemaker.
Supraventricular tachycardia, or SVT, is a family of cardiac arrhythmias that causes an inappropriately rapid heart rate.
While the statins are generally quite well-tolerated, the most common side effects are related to the skeletal muscles.
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
Viagra (sildenafil) can be used safely in most patients with heart disease
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.
Treating diastolic dysfunction and diastolic heart failure mainly depends on treating underlying causes, such as hypertension and CAD.
A general overview of cardiac arrhythmias, or heart rhythm problems - extra heart beats, tachycardia, bradycardia and bundle branch block.
Unstable angina, a type of acute coronary syndrome, should be treated as a medical emergency. Here's what you need to know.
In some patients, atrial fibrillation can be ablated in the electrophysiology laboratory.
Statins drugs reduce cholesterol levels, and have several other effects on the body that reduce your risk for cardiovascular disease.
PACs, or premature atrial complexes, are the most common of the heart arrhythmias.
The unique features of amiodarone
Heart attacks, or myocardial infarctions, can occur without causing apparent symptoms, but they are no less dangerous than
The cardiac electrical system is essential to cardiac function, controlling the heart rate, and coordinating the contraction of cardiac muscle.
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The heart's chambers and valves assure that blood moves through the heart in the right direction and at the right time.
Cocaine affects the heart in ways that can permanently damage it or cause sudden death.
What you need to know about heart catheterization and angiography
Mitral valve prolapse - MVP - how it should be diagnosed and managed
Patients with vasovagal syncope (simple fainting spells) or long QT syndrome often receive the mistaken diagnosis of seizure disorder, or epilepsy.
Evaluating the cause of syncope is best done in a systematic way.
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.
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.
Hypertrophic cardiomyopathy is a genetic cardiac disorder that can cause several heart problems – including heart failure and sudden death.
Elevated levels of triglycerides in the blood - hypertriglyceridemia - are associated with an increased risk of cardiovascular disease.
In postprandial hypotension, the blood pressure falls abnormally after eating a meal and standing up.
Brief summary of coronary artery disease
Heart arrhythmias can be treated with antiarrhythmic drugs, AV nodal blocking drugs, beta blockers, statins, and omega-3 fatty acids.
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.
Aortic stenosis is caused by obstruction in the aortic valve and is treated with valve replacement surgery.
Learn the causes, symptoms, diagnosis and treatment of dilated cardiomyopathy, which is the most common form of heart failure.
Should you have your CRP measured? - The pros and cons of measuring CRP levels
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.
Rheumatic heart disease is heart valve damage that occurs after an episode of rheumatic fever.
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.
Angina is the name given to the symptoms, usually chest pain or chest discomfort, produced when the heart muscle is not getting enough oxygen.
Statins appear to inherently increase the risk of type 2 diabetes - but for most people at high cardiac risk, statins still are strongly recommended.
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.
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Ablation procedures treat abnormal electrical pathways in the heart. These procedures can sometimes eliminate certain heart arrhythmias.
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.
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.
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.
Postpartum cardiomyopathy is a form of dilated cardiomyopathy that leads to heart failure, and is associated with pregnancy.
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.
Pulmonary hypertension is a condition in which the pressure inside the pulmonary artery is too high.
In orthostatic hypotension, the blood pressure falls abnormally when a person stands up.
The Mediterranean Diet can improve heart health, vascular health, blood pressure and cholesterol levels, and metabolic syndrome
A discussion of pericarditis - inflammation of the protective sac that encloses the heart - and its diagnosis and treatment.
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 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
Cardiac enzymes are useful in the diagnosis of heart attack.
numbness and tingling. Heart Health Center.
Stents are small, wire-mesh struts that are placed into arteries after an angioplasty procedure. The purpose of a stent is to keep the artery open.
Several commonly occurring lung problems can cause chest pain, including asthma, bronchitis, pneumonia, and pleuritis (or pleurisy)
Stress appears to contribute to heart disease in at least two important ways.
Tilt table testing is a test that can be used to assess a person's propensity to develop certain kinds of syncope.
How tests are used to diagnose coronary artery disease
The Valsalva maneuver is a technique for transiently increasing the tone of the vagus nerve.
Treating heart failure due to dilated cardiomyopathy requires the aggressive use of beta blockers, ACE inhibitors, and often diuretics.
Cardiac resynchronization therapy (CRT), also called biventricular pacing, is a new treatment for heart failure due to dilated cardiomyopathy.
A pulmonary embolus is a blood clot that lodges in the pulmonary artery or one of its branches.
Orthopnea is dyspnea (shortness of breath) that occurs while lying down.
Instead of being a major risk factor, some studies suggest that having a slightly elevated BMI score may actually improve health.
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?
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.
Symptom checker - an explanation of symptoms commonly associated with heart disease
Here are the drugs most commonly used to treat cholesterol and triglyceride levels.
Mitral regurgitation is a common heart valve disorder that requires careful and ongoing medical care.
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.
Ventricular tachycardia is a potentially life-threatening, rapid heart rhythm disturbance that originates in the ventricles.
It looks like the Mediterranean diet is your best bet after a heart attack.
How the blood clots, and how to prevent abnormal clotting
Beta blockers block the effect of adrenaline on the heart, and reduces the risk of developing angina during periods of stress and exercise.
Chest pain is common in patients diagnosed as having anxiety, especially if the supposed anxiety is actually produced by one of the dysautonomias.
More and more people today are being told that they have
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.
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.
Evidence now suggests that exercise increases HDL levels in proportion to the duration - not the intensity - of exercise.
In atrial fibrillation, restoring and maintaining a normal heart rhythm is both difficult and potentially risky, but is often the better approach to treatment.
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.
How to assess your risk of heart disease
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.
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.
Endothelial dysfunction is a condition in which the endothelium (inner lining) of blood vessels does not function normally.
Hypertension is diagnosed when a person's blood pressure is persistently elevated beyond levels that are considered normal
Bypass surgery leaves some patients with permanent mental deficits
Sudden, severe abdominal pain is one of several symptom of aortic aneurysm rupture.
Cardiac Syndrome X, or microvascular angina, is a condition that produces angina with normal coronary arteries on cardiac catheterization.
Several recent studies have made an association between chronic sleep deprivation (in general, getting fewer than five hours of sleep per night) and heart
The antibiotic azithromycin has been associated with an increased risk of sudden death.
If you have elevated cholesterol levels, the decision as to whether you need treatment should be based on the current guidelines.
The best approach to treating atrial fibrillation depends on the frequency and duration of your arrhythmia, your symptoms, - and your own preferences.
The COURAGE trial challenges the routine use of stents in stable coronary artery disease (CAD).
Since most abdominal aortic aneurysms cause no symptoms whatsoever before they rupture, screening for abdominal aortic aneurysms is recommended for certain individuals who are at increased risk.
Now that you've gotten through the acute heart attack, there are several critical steps necessary for your long-term survival and good health.
Nuclear perfusion studies with thallium and Cardiolite are often used to help diagnose coronary artery disease and other cardiac conditions.
a simple how to on recognizing a heart attack, from your about.com guide
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
Is it safe to fly when you have a heart problem? Here are guidelines for flying with heart disease.