http://thenewbiology.com/osteoporosis
The true cause of Parkinson's Disease has been looked into. There are still a lot of misunderstanding about the disease that must be clarified.
To know more about this, you can purchase "The Osteoporosis Revolution" on Amazon.com or go to this link:
https://www.amazon.com/Osteoporosis-Revolution-Radical-Yourself-Naturally/dp/1785550039/ref=sr_1_3/155-9106479-2986750?ie=UTF8&qid=1474956094&sr=8-3&keywords=the+osteoporosis+revolution