Preventing a broken heart

NEW YORK (AP) -- Tim Russert was a good patient, taking medications for his heart disease and exercising, his doctor said. He had no chest pains and he passed an exercise stress test weeks ago. Yet at 58, he suffered a heart attack and died. That's not uncommon, say cardiologists. Heart disease patients can significantly reduce their chances of a heart attack, but they can't totally prevent it, said Dr. Howard Hodis of the Keck School of Medicine at the University of Southern California. "Under the most ideal circumstances, there's still going to be individuals who succumb to the disease process. It's never going to be 100 percent," Hodis said. Experts say that shouldn't discourage heart patients from doing everything they can to lower thei