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Atrial Fibrillation Health Center

Medical Reference Related to Atrial Fibrillation

  1. When Someone With AFib Has Trouble

    How can you recognize an AFib episode, a heart attack, or a stroke? And how can you help? Get answers.

  2. Alcohol and AFib Risks: Is It Safe to Drink?

    Drinking certain kinds of alcohol daily can raise your chances of getting atrial fibrillation (AFib), a heart condition that makes your heart beat really fast.

  3. Atrial Fibrillation - When to Call a Doctor

    Some symptoms of atrial fibrillation need urgent medical evaluation. Callor other emergency services immediately if you:Have severe chest pain.Experience any signs of a stroke.Feel faint and have an irregular heartbeat.If you see someone pass out, callor other emergency services immediately.Call your doctor if you have:An irregular heart rate.Heart palpitations.Periods of unexplained ...

  4. Atrial Fibrillation - Symptoms

    Symptoms of atrial fibrillation include:Heart palpitations.Irregular pulse.Shortness of breath, especially during physical activity or emotional stress.Weakness, fatigue.Dizziness, confusion.Lightheadedness or fainting (syncope).Chest pain (angina).Atrial fibrillation is often discovered during routine medical checkups, because many people do not have symptoms. Others may notice an irregular ...

  5. Turning Off Your ICD - Topic Overview

    How does your ICD help you?Your ICD can save your life.Your ICD (implantable cardioverter-defibrillator) is always checking your heart rate and rhythm. If the ICD detects a life-threatening rapid heart rhythm, it tries to slow the rhythm to get it back to normal. If the dangerous rhythm doesn't stop, the ICD sends an electrical shock to the heart to restore a normal rhythm. Your ICD may also work as a pacemaker. It can fix a heart rate that is too fast or too slow. It may do so without using a shock.Should you consider turning off your ICD?Even though an ICD can help fix heart rate or rhythm problems, you may not want this at the end of life. Many people consider turning off their ICD when their health goal changes from living longer to getting the most comfort possible at the end of life. The shocks the ICD delivers are painful. Not being shocked will make you more comfortable at the end of life. As you plan for your future and your end of life, include plans for your ICD. The

  6. Atrial Fibrillation - Cause

    Atrial fibrillation is caused by a problem with the electrical activity of the heart.Conditions that damage the heart muscle or strain the heart often cause atrial fibrillation. These include:High blood pressure, a condition in which the force of blood against artery walls is too strong. Normal blood pressure is 119 millimeters of mercury (mm Hg) systolic over 79 mm Hg diastolic or below. ...

  7. Pacemaker for Atrial Fibrillation

    A pacemaker is a battery - powered device about the size of a pocket watch that sends weak electrical impulses to “set a pace” so that the heart is able to maintain a regular heartbeat. There are two basic types of pacemakers:Single - chamber pacemakers stimulate one chamber of the heart, either an atrium or more often a ventricle. Dual - chamber pacemakers send electrical impulses to both the

  8. Heart Rhythm Problems: How to Travel Safely - Topic Overview

    It is safe for most people with arrhythmias, pacemakers, and ICDs to travel. Riding in a car, bus, train, boat, or plane is very unlikely to aggravate the arrhythmia. But there are easy things you can do to travel safely and prepare for potential problems.General travel tips Always bring a supply of medicine that will last longer than the expected length of the trip. That way, if the trip is extended, you won't run out of medicine. Bring a list of your medical conditions and an up-to-date list of your medicines (including dosages). Wear a medical alert bracelet that identifies your condition.Bring a list of the names and phone numbers of your doctors.If you are traveling out of the country, take along the phone numbers and addresses of embassies in the areas you will visit. They can help you find a doctor or hospital.Call in the event of an emergency. If you are in a foreign country, learn the emergency number for that country.For more tips, see the topic Travel Health.If you have a

  9. Atrial Fibrillation - Prevention

    A healthy lifestyle, proper nutrition, treatment for high blood pressure, and other measures can prevent atrial fibrillation by protecting you from heart disease. Do not smoke, try to lower your stress, exercise more, and control your blood pressure. Experts also recommend that adults eat at least two servings of fish per week, particularly fish such as salmon, trout, and tuna, for a healthy ...

  10. Atrial Fibrillation - Other Treatment

    Electrical cardioversion is frequently used for atrial fibrillation to restore a normal sinus rhythm if the heart rhythm does not convert on its own. You may also elect to have cardioversion if you find your symptoms bothersome.If your atrial fibrillation has recently started and it has been continuously present for less than 48 hours, your doctor may consider using electrical cardioversion or ...

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