Cardiology

Widely used blood test could advance heart failure treatment

Biomedical experts believe that half of heart failure patients likely have low levels of the thyroid hormone T3 in their cardiac tissue. While heart failure symptoms are commonly attributed to cardiovascular conditions like ...

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

New insights into the development of heart disease therapeutics

The heart of a neonatal mouse is capable of self-repair after tissue damage. However, this ability disappears during the first week of life. Researchers at the University of Helsinki investigate the molecular mechanisms underlying ...

Cardiology

Heartbeat out of sync

Life-threatening cardiac arrhythmias often occur after a heart attack, as the scar tissue can interfere with the spread of electrical impulses that activate the heart. An international research team under the leadership of ...

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