- American Association of Retired Persons (AARP)www.aarp.org
- National Institute of Agingwww.nia.nih.gov
- Meals on Wheels Americawww.mealsonwheelsamerica.org
- American Psychological Associationwww.apa.org
- MedicineNetwww.medicinenet.com
- Everyday Healthwww.everydayhealth.com
