Is that pounding in your chest a harmless phenomenon — or is your heart’s natural rhythm is out of whack? Discover the link between atrial fibrillation and stroke, and why it’s so important to get screened.
Evidence suggests that children and adolescents should avoid energy drinks. Now a new study raises health concerns for adults as well. Find out more.
Older men who have a different, less-common kind of sleep apnea are more likely to develop heart problems later, research shows.
As scary as it may be, fainting – also known as syncope – is actually very common. It occurs in about one-third of the general population, and there are a number of different things that can cause someone to pass out.
Cleveland Clinic is a non-profit academic medical center. Advertising on our site helps support our mission. We do not endorse non-Cleveland Clinic products or services. Policy
Why do you need a beta-blocker if you have heart failure? These drugs can slow your heart rate and keep it from overworking. Find out why they’re essential.
If you’re being treated for a heart condition, medicine cabinet staples such as aspirin and ibuprofen may not be good for you. The same goes for certain antibiotics. Studies have found that these common medications can increase risk of bleeding, clotting, arrhythmia and even death for some heart patients. Know the risks before you take: … Read More
Your heart’s electrical system is the power source that keeps your heart beating regularly. When something goes wrong with the heart’s “wiring,” you can develop an arrhythmia, which is an irregular or abnormal heartbeat. In this white board session, Walid Saliba, MD, Director of Cleveland Clinic’s Electrophysiology Lab, explains how a procedure called a catheter … Read More
Nearly 100 percent of arrhythmias, or irregular heartbeats, that occur take place in the atria, or the upper chambers of the heart. The most common ones that we hear about are atrial fibrillation and its cousin, atrial flutter. When this occurs, the heart’s electrical system misfires, causing the rapid firing of too many different impulses … Read More
During our lives, we have a one in three chance of developing a heart rhythm abnormality. In cardiology, the field of electrophysiology focuses on heart rhythm disturbances—or heart arrhythmias as they are called. While the heart muscle may not be damaged, a heart arrhythmia can cause serious functional problems. With a normal range of 60 … Read More
To feel your best with hypothyroidism, you need to make sure your underactive thyroid isn’t being overtreated. Here are signs to watch out for.