Atrial fibrillation - Symptoms and causes - Mayo Clinic
Oct 3, 2025 · During atrial fibrillation, the heart's upper chambers, called the atria, beat chaotically and irregularly. They beat out of sync with the lower heart chambers, called the ventricles. AFib may …
A Fib Episode Summary Report - Mayo Clinic Connect
Apr 3, 2025 · In AFib, the atria beat chaotically and irregularly at a fast rate (typically 400-600 bpm). Luckily, our AV node is a natural pacemaker that regulates the transmission of electrical signals from …
Heart arrhythmia - Symptoms and causes - Mayo Clinic
Oct 13, 2023 · A premature heartbeat may feel like your heart skipped a beat. These extra beats are generally not a concern. They rarely mean you have a more serious condition. Still, a premature beat …
Mayo Clinic Minute: Managing atrial fibrillation
Sep 28, 2023 · The top chambers of the heart are where the problem lies for atrial fibrillation," says Dr. DeSimone. There are many causes, such as high blood pressure, diabetes or even sleep apnea. …
Atrial fibrillation - Diagnosis and treatment - Mayo Clinic
Tests Tests to diagnose atrial fibrillation (AFib) may include: Blood tests. Blood tests are done to look for health conditions or substances that may affect the heart or heartbeat. Electrocardiogram (ECG or …
Atrial flutter - Symptoms and causes - Mayo Clinic
Aug 29, 2024 · If you feel like your heart is pounding, fluttering, skipping a beat or beating too fast, make an appointment for a health checkup. You may be told to see a doctor trained in heart diseases, …
Controlling AFIB and hot weather - Mayo Clinic Connect
Jul 15, 2025 · Even though I do not feel it yet, I begin to feel that if I keep going, I will become light headed. Sometimes, I find myself pausing, and taking a deep breath to regather myself before …
Living with a Watchman device - Mayo Clinic Connect
Apr 14, 2025 · My mother was always going into afib when she was alive and I’m the only one of my siblings that has it. I hope you continue doing well and that your upcoming ablation is a success. I’m …
Asymptomatic Atrial Fibrillation: How do you monitor?
Mar 17, 2022 · I was surprised to learn from my EP Cardiologist that many patients do not have symptoms with AFib, like chest pain and palpitations, but the abnormal rhythm damages the heart.
Afib and fainting - Mayo Clinic Connect
Sep 24, 2024 · Whenever I'm in afib, my blood pressure drops too low so I have to be careful to remember not to stand up too quickly. I tend to pop out of my chair, just start walking across the …