In a study, researchers found that obese patients who had stents placed in diseased arteries had a lower incidence of adverse cardiac events than their normal-weight...

Two large studies, in Australia and the United States, have found that aggressive reduction of blood sugar fails to protect diabetics from heart attacks.

A newly developed saliva-based test could give physicians and emergency-care technicians a quicker and easier way to diagnose heart attacks. The nano-biochip test,...