Atrial fibrillation (AFib) and atrial flutter are both arrhythmias, or atypical heart rhythms. Both conditions share similar causes, risk factors, symptoms, and treatments but differ in other ways.

Most of us have had that unsettling sensation when our heart seems to flutter or "skip" a beat — but when heart palpitations start happening more frequently, you may wonder if it’s something to get ...

Ever had that moment where it feels like your heart skips a beat? This might occur after a stressful day, a burst of exciting news, meeting someone new or even drinking your morning coffee. And ...

Most people have experienced a sudden flutter or thump in their chest for seemingly no reason that may cause them to pause for a moment. Heart palpitations are common, but they can still feel scary.

Blood flows through the heart and generates noises known as heart sounds. These noises occur due to heart valves opening and closing as the heart pumps blood. A doctor can gain valuable information by ...

Irregular heart rhythms, such as atrial fibrillation and atrial flutter, affect millions of Americans and can increase the risk of serious complications if left untreated. Understanding the warning ...