We often discuss fluttering hearts in a figurative sense, such as when describing how we feel around a new special someone or when we know that our now-spouse is "the one." However, if your heart is ...

If you've ever felt your heart suddenly start thumping faster than it should, you're not alone. Research in the New England ...

BOSTON - Dr. Mallika Marshall is answering your latest health questions. If you have a question, email her or message her on Facebook or X (formerly known as Twitter). Maria writes, "I have been ...

Wide complex tachycardia is a general term that refers to conditions that cause an unusually fast heart rate and a particular pattern on an EKG. Tachycardia is when your heart beats unusually fast, ...

The experience of feeling overwhelmed, struggling with shortness of breath, or having a racing heart often leads to an anxiety diagnosis. However, these symptoms frequently stem from underlying ...