Arrhythmia and dysrhythmia are terms that both describe an abnormal heart rate or rhythm, with arrhythmia being the more commonly used term. An abnormal heart rate can be either faster (tachycardia) ...

By: Holy Name Medical Center Holy Name Medical Center cardiac electrophysiologist Shalin Desai, MD, discusses a patient’s EKG with her. Credit: Courtesy Holy Name Medical Center Most people know the ...

Heart rate is one of the most powerful—and underestimated—indicators of your cardiovascular health. Understanding how it ...

Many people with a common heart rhythm abnormality may not be getting the most effective treatment. The first step in treating atrial fibrillation, especially among elderly patients, should be ...

Carley is a writer, editor and social media professional. Before starting at Forbes Health, she wrote for Sleepopolis and interned at PBS and Nickelodeon. She's a certified sleep science coach and ...

“Understanding the remodeling that’s going on in the heart at the transcriptional level is pretty fascinating,” said Elizabeth Schroder Stumpf, a physiologist at the University of Kentucky, who was ...

Excessive calcium in the blood, known as hypercalcemia, can disrupt the heart’s electrical system, potentially leading to an irregular heartbeat or arrhythmia. Hypercalcemia is more likely to cause a ...

Medically reviewed by Anisha Shah, MD Key Takeaways A heart rate over 100 bpm or under 60 bpm at rest can be ...

PHILADELPHIA (WPVI) -- The human heart beats about a hundred thousand times a day. When the beat isn't regular, it's something called an arrhythmia. As we learn in today's Moves in Medicine, not all ...

Real-world data across more than 1 million patients published in Heart Rhythm show that 24–48-hour monitoring can miss actionable arrhythmias and highlights the value of iRhythm’s Zio ® long-term ...