Physicians came up with all sorts of theories, blaming Alzheimer's on factors as varied as aluminum in the water supply and a lack of key brain nutrients and attributing Parkinson's disease to pesticide exposure or drug abuse.
Doctors came up with all sorts of theories, blaming Alzheimer's on factors as varied as aluminum in the water supply and a lack of key brain nutrients, and attributing Parkinson's disease to pesticide exposure or drug abuse.