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 ...

Dr. Naccarelli answers the question: 'Heart Rhythm Meds Causing More Danger?' — -- Question: I have heard that the heart rhythm medicine that I am taking to keep my heart out of an abnormal heart ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Arvind Sridhar, University of Illinois Chicago (THE CONVERSATION) Atrial fibrillation, ...

Atrial fibrillation, or A-fib, is an irregular heart rhythm that increases a person’s risk of stroke, heart failure, and even premature death. While many risk factors contribute to A-fib, one stands ...

New research shows that living in sync with your body clock may help reduce risks for heart disease, diabetes, and high blood ...

A hidden atrial dysfunction may raise stroke risk in people with transthyretin amyloid cardiomyopathy (ATTR-CM); however, a noninvasive assessment tool may help identify those at increased risk, ...

People love going to horror movies and scary rides, they love the sensation of high adrenaline and anticipation. And for others, it is just a bad situation that they avoid. Things can get so hyper at ...

New research explains how low levels of the electrolyte sodium in the blood can disrupt the timing of the heartbeat in patients taking widely used rhythm-control medications such as flecainide, which ...