1.  Dr. Maria Fiatarone Singh is one of the Guest Authors of this June 2010 Research          Digest from the President's Council on Fitness, Sports, and Nutrition that discusses the    role of exercise as medicine in older adults. This is an detailed review that might also        be useful for your doctor.
         https://www.presidentschallenge.org/informed/digest/docs/june2010digest.pdf

2.  NIH Senior Health    Exercise: Benefits of Exercise
    A newsletter from the US National Institutes of Health discussing the benefits of               Exercise     Updated January 2015
    http://nihseniorhealth.gov/exerciseforolderadults/healthbenefits/01.html 

3.  Centers for Disease Control    How much physical activity do older adults need?
     http://www.cdc.gov/physicalactivity/everyone/guidelines/olderadults.html

4. Centers for Disease Control   Strength Training for Older Adults 
      http://www.cdc.gov/physicalactivity/growingstronger/

5.  Staying out of the Nursing Home.  An interview in the Chicago Tribune July 26, 2011.     Reporter Judy Graham interviews two geriatricians,  Dr. David Fisher and Dr. Anthony
  Obotto.
     http://www.chicagotribune.com/lifestyles/health/ct-health-chat-nursing-home-htmlstory.html