It's essential to seek emergency care if a rapid heartbeat is paired with confusion or chest pain. ER treatments for tachycardia include medications and electrical cardioversion. Managing stress and ...

If you've ever felt your heart suddenly start thumping faster than it should, you're not alone. Research in the New England Journal of Medicine shows that at some point up to 75 percent of us ...

Heart racing suddenly during workouts or daily activity? Doctors explain supraventricular tachycardia (SVT), its symptoms, causes, and when to seek help.