Cardiology

Converting scar tissue to heart muscle after a heart attack

It is estimated that during a heart attack, one billion cells in the heart are lost. In the wake of the heart attack, the lost tissue is replaced by scar tissue, which can lead to heart failure, arrhythmia and death. In a ...

Cardiology

Heart cells cozy up to prevent deadly arrhythmias

Blood may seem like a simple fluid, but its chemistry is complex. When too much potassium, for instance, accumulates in the bloodstream, patients may experience deadly irregular heart rhythms.

Medical research

Discovery reveals potential way to prevent heart attacks, strokes

Scientists at the University of Virginia School of Medicine have identified a potential way to head off heart attacks and strokes by strengthening the fibrous caps overlying atherosclerotic plaques that naturally accumulate ...

Diseases, Conditions, Syndromes

COVID-19 can kill heart muscle cells, interfere with contraction

Since early in the pandemic, COVID-19 has been associated with heart problems, including reduced ability to pump blood and abnormal heart rhythms. But it's been an open question whether these problems are caused by the virus ...

Cardiology

Uncovering a link between inflammation and heart disease

Inflammation is part of an immune response to fight off pathogens and clear infections. But patients with cardiac disease often have chronic inflammation that damages their hearts, even with no infection present.

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