Have you ever wondered how Parkinson's disease progresses over time ... A 2016 study found that as many as 50% of individuals in stages 4 and 5 experience confusion, hallucinations, and delusions.

Over 90,000 people are diagnosed annually with disease. It impacts the nerve cells in the brain and causes tremors and other symptoms.

Parkinson's disease is a progressive neurodegenerative ... He/she needs assistance with the daily activities and is unable to live alone. 5. Stage V: This is the last and advanced stage of ...