Smoking is the single greatest risk factor for heart disease.
To find out about smoking-cessation programs in your area, call your local branch of the American Lung Association, the American Cancer Society, or the American Heart Association. Consider nicotine replacement therapy as an adjunct to behavior modification. A heart-smart diet includes a variety of foods low in fat and high in fiber. For more on what comprises a healthy eating plan, see Don't Eat Your Heart Out . 4. Maintain a healthy weight.