The first chest pain hit Heather Bardeleben as she pored over a spreadsheet while working late into the evening at her ...

Nearly 14 million Americans live with arrhythmias. Learn to identify the warning signs of these common heart rhythm disorders ...

A new study shows that the sinoatrial node (SAN) -- a small but powerful structure in the human heart that serves as its natural pacemaker and initiates every normal heartbeat -- runs on different ...

For decades, doctors and researchers have puzzled over a basic heart rhythm mystery: Why do women tend to have faster ...

Your resting heart rate, the number of times your heart beats per minute while at rest, is a simple yet powerful indicator of ...

All other laboratory determinations were within normal limits in each subject. Heart size and silhouette were uniformly normal. The 12-lead electrocardiogram taken at rest was abnormal in all ...

When it comes to a simple, accessible, beneficial form of exercise, walking is hard to top – and a new study suggests that putting in some brisk walks around the neighborhood could lower your risk of ...

April 29 (UPI) --Household plastics -- found in water bottles, food packaging, shampoos and toys -- could be contributing to hundreds of thousands of heart disease deaths worldwide every year ...

The procedure is becoming physicians’ preferred ablation method for treating atrial fibrillation, an irregular rhythm that can lead to complications such as blood clots, stroke and heart failure.

Hardly a surprise. The bitter fruit of America’s five-decade experiment with partisan primary elections is very nearly a sufficient explanation for why we have so many normal voters but such ...

Bigeminy is an irregular heart rhythm where every normal beat is followed by an abnormal one, often due to premature ventricular contractions (PVCs). It can feel like skipped or extra beats, but in ...

Study links chemicals found in many household plastic products with mortality from heart disease. The Middle East, South Asia, East Asia, and the Pacific are the most affected regions. Changing ...