Alzheimer and A Healthy Environment

Does Living In a Healthy Environment Raise Your Risk of Alzheimer's? A New Theory Says Yes.
http://www.forbes.com/sites/melaniehaiken/2013/09/06/does-living-in-a-healthy-environment-raise-your-risk-of-alzheimers-a-new-theory-says-yes/

http://www.forbes.com/sites/melaniehaiken/2013/09/06/does-living-in-a-healthy-environment-raise-your-risk-of-alzheimers-a-new-theory-says-yes/

Courtesy: Forbes and Alzheimer Association