6 days ago · A fast, pounding heartbeat could be due to AFib, a type of heart rhythm disorder. Know the warning signs and when treatment is needed.

Atrial fibrillation (AFib) is an irregular heart rhythm that begins in your heart’s upper chambers (atria). Symptoms include fatigue, heart palpitations, trouble breathing and dizziness.

Jan 9, 2025 · Atrial Fibrillation Symptoms: Does your heart feel like it's fluttering or pounding? Learn how to spot the symptoms of atrial fibrillation so you can stop complications before they...

Jun 27, 2025 · The symptoms of atrial fibrillation include a quivering or fluttering heartbeat, fatigue, irregular heartbeat, dizziness, shortness of breath, weakness, fainting sweating and chest pain.

What are atrial fibrillation symptoms? Afib symptoms can vary in combination and severity from heart palpitations to fatigue and lack of energy.

Sep 12, 2025 · Not all palpitations are atrial fibrillation or dangerous, but if you notice irregular heartbeats and fluttering, cardiologists want you to be on the safe side and get checked out. Fatigue …

Nov 7, 2025 · ‍ Recognizing the early warning signs and symptoms of atrial fibrillation is crucial for protecting your heart health and preventing serious complications. AFib symptoms can be subtle or …

Feb 5, 2025 · Learn about the signs, symptoms and treatments of AFib, a common type of irregular heartbeat that affects an estimated 5 million Americans.

Sep 24, 2024 · Symptoms such as heart palpitations and shortness of breath with exertion are more likely to suggest a case of AFib, says Dr. Hennessey—especially if they occur alongside these “non …

Nov 11, 2021 · When you have atrial fibrillation, it's important to know the signs and symptoms of poorly controlled afib. Learn atrial fibrillation symptoms and how to protect yourself from atrial fibrillation …