Since heart muscle cells don't regenerate, the repair consists of cobbling together a scar tissue patch. The problem is that the scar can invade healthy heart tissue in the days or weeks following ...

A collaborative study reveals two kinds of scarring, dubbed hot and cold, in injured heart tissue, suggesting that treatments must take the type of scar into account Not all scars are created equal.

Yet another trial has failed to show conclusive benefits from using natriuretic peptide levels to guide heart failure care, beyond the benefits of intensive clinical management. Although the 3 ...