Treating high cholesterol should start sooner, even among people in their 30s, according to new guidelines from the American College of Cardiology, the American Heart Association and other medical groups. Treating high cholesterol may need to start sooner, even for people in their 30s, according to new guidelines from the American College of Cardiology, the American Heart Association and other medical groups. Statin therapy is recommended, in addition... [439 chars]