Hidden Symptoms of Parkinson's Disease. Many medical experts claim Kangen Water benefits the following medical conditions: Cancer, heart disease, diabetes, high blood pressure, high cholesterol, stroke, Alzheimer’s Disease, Parkinson’s Disease, autism, Multiple Sclerosis, Muscular Dystrophy, arthritis, fibromyalgia, gout, and osteoporosis. In Japan Kangen Water machines are classified as a medical device and used in the prevention, treatment, and potential cure of many health issues. Source by arthritistipsandfacts