What you need to know about Parkinson's disease

Parkinson’s disease (PD) is a progressive condition that involves a gradual loss of nerve cell function in the brain, i.e., it is a neurodegenerative condition. This nerve cell loss leads to a decline in certain aspects of body function, particularly the control of movement.

In this section you will find out more background information about the disease processes in PD, as well as the causes, diagnosis, and symptoms of the condition.