Cardiology

Fat is not inert—it's active

You may know that people who are overweight have an increased risk of heart disease and other conditions. Dr. Stephen Kopecky, a Mayo Clinic cardiologist, says what you might not know is that body fat is more than just excess ...

Cardiology

Cause of ventricular tachycardia determines treatment

Dear Mayo Clinic: Recently, I was diagnosed with ventricular tachycardia, but doctors said a cause cannot be determined. What usually causes this problem? Does knowing the cause make a difference in treatment?

Cardiology

Bioengineering living heart valves

Researchers at Qatar University, in collaboration with Imperial College London, Biostage, Inc. in the U.S., and the American University of Beirut, Lebanon, have made progress developing living heart valves that can grow with ...

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