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 ...

Cardiology

Substance used in Chinese medicine can cause cardiac arrhythmia

Researchers from the Universities of Basel, Vienna and Utrecht report that a medicinal plant frequently used in traditional Chinese medicine—Evodia rutaecarpa—contains substances that can cause cardiac arrhythmia. Extracts ...

Medical research

New cell therapy aids heart recovery—without implanting cells

Heart disease is a major global health problem—myocardial infarction annually affects more than one million people in the U.S. alone, and there is still no effective treatment. The adult human heart cannot regenerate itself ...

Cardiology

Metabolic shifts found to cause congestive heart failure

The heart derives its energy primarily from fatty acids. However, if a metabolic shift to other energy sources takes place, this can result in congestive heart failure, scientists from the German Cancer Research Center (DKFZ) ...

Cardiology

Beating heart patch is large enough to repair the human heart

Biomedical engineers at Duke University have created a fully functioning artificial human heart muscle large enough to patch over damage typically seen in patients who have suffered a heart attack. The advance takes a major ...

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