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  • Writer's pictureFarhad Nassiri Afshar

A Comprehensive Guide to Atrial Fibrillation (AFib)


What is Atrial Fibrillation (AFib)?

In this guide to Atrial Fibrillation (AFib) we will explore this most common type of heart rhythm disorder, where the heart's upper chambers (atria) beat irregularly. This disrupts the heart's ability to pump blood efficiently, leading to increased risks of stroke, heart failure, and other heart-related issues.


A woman in a blue shirt clutches her chest in discomfort, overlayed with a white line drawing of a heart, symbolizing heart health awareness and potential cardiac distress.

Symptoms of AFib:

  • Heart palpitations, a feeling of the heart racing or skipping beats.

  • Chest discomfort or mild pain.

  • Feeling lightheaded, dizzy, or at risk of fainting.

  • Shortness of breath, especially during physical activity.

  • In some cases, AFib might not present noticeable symptoms.

Diagnosis: AFib is typically diagnosed through an electrocardiogram (ECG), which records the heart's electrical activity to detect irregularities.


Treatment Options: Treatment focuses on managing heart rate and rhythm, preventing blood clots to reduce stroke risk, and may include:


  • Medications to control heart rate (beta blockers, calcium channel blockers) or rhythm (amiodarone, flecainide).

  • Anticoagulants (blood thinners) like apixaban or warfarin to prevent stroke.

  • Procedures such as electrical cardioversion, ablation, or pacemaker implantation.

Preventing AFib and Managing Risk:

  • Control blood pressure and manage conditions like an overactive thyroid.

  • Limit alcohol and caffeine intake.

  • Engage in regular exercise and maintain a healthy weight.

  • Manage stress effectively.


Living with AFib: Adhering to medication schedules, understanding triggers, and leading a healthy lifestyle are crucial. Knowing the signs of a stroke or heart attack and seeking immediate help if they occur is vital.

When to Seek Immediate Help:

  • Severe breathing problems or fainting.

  • Symptoms of a heart attack or stroke, like severe chest pain, one-sided weakness, confusion, or severe headache.

Follow-up and Long-term Management: Regular follow-up is necessary to assess treatment effectiveness, adherence to medication, and lifestyle modifications to reduce the recurrence of AFib.

Understanding AFib's Impact: While AFib can be a recurring condition, it's associated with increased risks of mortality, stroke, and cognitive impairment. Active management, including lifestyle changes and medication adherence, is key to living a healthy life with AFib.


Anatomically detailed human heart surrounded by a network of pulsing electrical impulses, representing the electrical activity associated with atrial fibrillation. The heart is centrally placed against a backdrop of an electrocardiogram waveform, emphasizing the condition's impact on heart rhythm

Conclusion: AFib is a significant heart condition that requires careful management and lifestyle adjustments. With the right approach, most individuals can lead active, fulfilling lives. Awareness, timely diagnosis, and consistent treatment and lifestyle modifications are critical in managing AFib effectively.


Medical Disclaimer:


This article provides general information on Atrial Fibrillation (AFib) for educational purposes only and is not intended as medical advice. Always consult a healthcare provider for advice tailored to your specific health needs. Do not disregard professional medical guidance based on this information.


Visit Irys Medical Clinic:


For personalized care and expert management of Atrial Fibrillation, book an appointment with Irys Medical Clinic. Our specialists are ready to support your heart health with advanced treatments and dedicated care. Contact us today to take the first step towards managing your condition effectively.





A professional medical office at Irys Medical Clinic with a view of an examination room through glass doors. Inside, there is medical equipment, including an examination chair and a desktop computer setup. A wall with framed medical degrees and certificates provides a backdrop, signifying the expertise and qualifications of Dr. Farhad Nassiri Afshar, Internal Medicine Specialist Physician.


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