SATURDAY, March 24 (HealthDay News) -- Heart attack patients who take either a high or low dose of aspirin daily have the same level of protection against another heart attack or other cardiovascular events such as stroke, according to a new study.

SATURDAY, March 24 (HealthDay News) -- An innovative approach using patients' own bone marrow cells to treat chronic heart failure came up short in terms of effectiveness, researchers report.

SATURDAY, March 24 (HealthDay News) -- Showing patients with clogged arteries evidence of their condition makes them more likely to stick with treatments such as weight loss and cholesterol-lowering statins, two related studies found.