Education

• American College of Sports Medicine
• American Council on Exercise
• National Academy of Sports Medicine
• National Strength & Conditioning Association

Good Health

• American Academy of Allergy, Asthma & Immunology
• American Academy of Dermatology
• American Academy of Pediatrics
• American Lung Association
• Dr. Koop's Community
• Health & Age
• Health Finder
• Kids Health
• National Immunization Program
• Web MD

Health Conditions

• Alzheimer's Association
• American Cancer Society
• American Diabetes Association
• American Heart Association
• American Stroke Association
• Arthritis Foundation
• National Cancer Institute - Cancer Net
• National Institute of Diabetes, Digestive and Kidney Disease
• National Stroke Association

Health Information & Organizations

• American Geriatrics Association
• American Geriatrics Society
• American Medical Association
• ARC
• Centers for Disease Control & Prevention
• Life Clinic
• Mayo Clinic
• National Center for Complementary & Alternative Medicine
• National Heart, Lung and Blood Institute
• National Institute of Health
• National Library of Medicine
• National Mental Health Association
• National Women's Health Resource Center
• Susan G. Koman Breast Cancer Foundation
• The Arthritis Society
• US Food & Drug Administration

Nutrition

• American Council on Science & Health
• American Dietetic Association
• FATFREE: The Low-Fat Vegetarian Archive
• FDA Center for Food Safety & Applied Nutrition
• Food & Nutrition Information Center
• International Food Information Council Foundation
• National Institute of Nutrition
• Nutrition and Physical Activity
• Sensible Nutrition Connection
• World's Healthiest Food