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
