We may earn a commission if you make a purchase through one of our links. McClatchy newsrooms were not involved in the creation of this content. As you grow older, your health issues can increase, and ...
Q: I occasionally feel my heart fluttering or skipping a beat. It usually lasts only a few seconds, but sometimes it seems to ...
A resting heart rate between 60 and 100 beats per minute (bpm) is considered normal for most people, according to the American Heart Association (AHA). If your resting heart rate is over 100 bpm, you ...
What Is the Heart Conduction System? The heart conduction system is made up of cells, nodes, and signals that help your heart to beat. In fact, the cardiac conduction system is responsible for our ...
A fast heartbeat can be caused by emotions like stress or anxiety. Dehydration, or drinking caffeine or other stimulants, can ...
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 ...