Herbal cure of Parkinson’s disease

My wife was diagnosed of Parkinson’s Disease at age 49. She had severe calf pain, muscle pain, tremors, slurred speech, Read More

10 natural cures of Parkinson’s Disease

10 natural cures of Parkinson’s Disease   https://www.youtube.com/watch?v=2a3fbPelxl0

Parkinson’s disease

What are the factors that cause or lead to Parkinson’s disease?  Please provide a holistic explanation.