With symptoms such as a racing, fluttering heartbeat and shortness of breath, atrial fibrillation (AFib) is more than uncomfortable — it makes stroke five times more likely and, over time, can weaken ...

Milestone Pharmaceuticals said Monday that an experimental nasal-spray medicine acted quickly to treat people experiencing episodes of a rapid but non-fatal heart rate — more than doubling the ...

Medically reviewed by Christopher Lee, MD Key Takeaways Calcium helps regulate the strength and coordination of each ...

Your heart has been doing its job faithfully for years, beating steadily in the background while you go about your daily life. Then suddenly, you become acutely aware of every beat as it seems to ...

What Is Cardamyst, and Why Does It Matter? Cardamyst (etripamil) is a new nasal spray for treating sudden episodes of fast heartbeats, known as paroxysmal supraventricular tachycardia (PSVT), and ...

Researchers have new evidence that light could be used to restore normal heart rhythm in atrial fibrillation, or afib, another step on the path toward an alternative to using electrical shocks. In a ...

Cardioversion is a procedure used to restore a normal heart rhythm. It’s most often used to treat AFib, the most common type of heart arrhythmia. While some people have success with medications, most ...

Narrow-complex tachyarrhythmias are rapid heart rhythms originating in the upper heart chambers, characterized by a QRS duration of less than 120 milliseconds on an EKG. These arrhythmias can be ...

ST. LOUIS — Dr. Paban Saha, an Electrophysiologist with Prairie Cardiovascular, discusses atrial fibrillation. What is Atrial Fibrillation (A-fib)? A-fib is a common heart condition where the heart ...