What causes Parkinson's disease? by Connie b. Dellobuono
Answer by Connie b. Dellobuono:
We can deduce that there are many toxins that affected the brain causing Parkinson and/or Alzheimer's such as metal toxins, food toxins such as aspartame, microbiome of our gut, inability of our brain to detox (lack of sleep), anxiety disorders, starts with nerve pain, drugs (narcotics like tramadol causing parkinsonism), and many multifactorial causes. You may search at http://www.clubalthea.com