A certain area of the brain slowly degenerates, leading to a lack of dopamine, which can result in Parkinson's disease. Read the doctor's full answer.

Parkinson’s disease is one of the most common neurologic disorders that causes progressive disability. Brain surgery may be a beneficial treatment option for qualifying patients in the mid to late state of Parkinson's disease.

For seniors with Parkinson’s disease, life expectancy can be difficult to gauge. Fortunately, outcomes have improved over the past decades thanks to medical advances in symptom management and the development of a comprehensive approach to patient care.

Tremors and shakes are very common complaints related to Parkinson's disease. Treatment is often challening, since tremors may not respond optimally to various medications. Read the full answer.

"Off-Time" for a Parkinson's Disease is a period of the day when medication isn't working well or "wearing off", and "on-time" are periods where PD symptoms are controlled.