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.

Millions of people live with atrial fibrillation, a racing, uneven heartbeat that can leave you exhausted and scared. Yet it ...

R O C H E S T E R, N.Y., March 13 -- James Dauteuil probably never expected he would be wearing a piece of “leather” inside his heart. But Dauteuil, 76, is now one of three people in the Rochester ...

Type 2 diabetes doesn’t just raise the risk of heart disease—it physically reshapes the heart itself. Researchers studying donated human hearts found that diabetes disrupts how heart cells produce ...

Cardiovascular disease is the leading cause of death in patients suffering from lupus, an autoimmune disease in which our immune system attacks our own tissues and organs, the heart, blood, lung, ...

A new mouse study suggests that "beige" fat surrounding blood vessels can send calming signals to the arteries—revealing an ...