Atrial Fibrillation: The Heart Rhythm That Can Lead to Stroke
Published: Feb 11, 2024
Atrial fibrillation, often called AFib, is an irregular heart rhythm that significantly increases stroke risk. Understanding this condition is crucial for protecting your brain health.
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What is Atrial Fibrillation?
Atrial fibrillation occurs when the upper chambers of the heart (atria) beat irregularly and often rapidly. This can cause blood to pool and potentially form clots. If a clot breaks loose, it can travel to the brain and cause a stroke. Think of it like a chaotic drumbeat in your heart that can lead to trouble.
How AFib Increases Stroke Risk
People with AFib have a five times higher risk of stroke compared to those without the condition. This is because the irregular heartbeat can allow blood to stagnate in the heart, forming clots. These clots can then travel to the brain, blocking blood flow and causing a stroke. It's like a traffic jam in your heart that can lead to a major accident in your brain.
Managing AFib to Prevent Stroke
Fortunately, there are ways to manage AFib and reduce stroke risk. Blood-thinning medications, called anticoagulants, are often prescribed to prevent clots from forming. Medications to control heart rate or rhythm may also be used. In some cases, procedures like cardioversion or ablation might be recommended to restore a normal heart rhythm.
Frequently Asked Questions
Some people feel palpitations or fatigue, but others have no symptoms.
No, it can be intermittent (paroxysmal) or persistent.
Yes, reducing alcohol, managing stress, and treating sleep apnea can help.
Key Takeaways
While atrial fibrillation significantly increases stroke risk, proper management can greatly reduce this danger.
Concerned about AFib and your stroke risk? Talk to Doctronic about personalized management strategies.Related Articles
References
January CT, et al. 2019 AHA/ACC/HRS Focused Update of the 2014 AHA/ACC/HRS Guideline for the Management of Patients With Atrial Fibrillation. Circulation 2019; 140:e125.
Kleindorfer DO, et al. 2021 Guideline for the Prevention of Stroke in Patients With Stroke and Transient Ischemic Attack. Stroke 2021; 52:e364.
Always discuss health information with your healthcare provider.