American Association of Retired Persons  (AARP) – http://www.aarp.org/
American Red Cross –  http://www.redcross.org/
Alzheimer’s Foundation of America – http://www.alzfdn.org/
American Geriatrics Society – http://www.americangeriatrics.org/
American Health Assistance Foundation (AHAF) – http://www.ahaf.org/
American Heart Association – http://www.heart.org/HEARTORG/
American Parkinson Disease Association – http://www.apdaparkinson.org/userND/index.asp
Arthritis Foundation – http://www.arthritis.org/

Berkeley Aging Services – http://www.ci.berkeley.ca.us/seniors/

California Association for Health Services At Home (CAHSAH) – http://www.cahsah.org/
California Department of Health Care Services – http://www.dhcs.ca.gov/Pages/default.aspx
California Department of Social Services – http://www.dss.cahwnet.gov/cdssweb/default.htm
Caring From A Distance – http://cfad.org/
Certified Senior Advisors – http://www.csa.us/
Children of Aging Parents – http://www.caps4caregivers.org/

Dementia Care Professionals of America – http://www.careprofessionals.org/

Family Caregiver Alliance – http://www.caregiver.org
FDA Information for Seniors – http://www.fda.gov 

Geriatric Mental Health Foundation – http://www.aagpgpa.org/

Health and Age.com – http://www.healthandage.com/
Healthy Retirement Tips from Plan for Your Health – http://www.planforyourhealth.com/retirement
Help Guide – http://www.helpguide.org/

Geriatric Mental Health Foundation – http://www.aagpgpa.org/

National Association of Area Agency on Aging – http://www.n4a.org/
Nation Cancer Institute – http://www.cancer.gov/
National Institute of Senior Centers – http://www.ncoa.org/national-institute-of-senior-centers/
National Hospice and Palliative Care Organization – http://www.nho.org
National Resource Center on Nutrition, Physical Activity & Aging – http://nutritionandaging.fiu.edu/
NIH Senior Health – http://nihseniorhealth.gov/

San Francisco Senior Center –http://www.sfsenior.com
San Leandro Senior Services – http://www.sanleandro.org/depts/rec/seniors/