Parkinson’s is a neurological condition which affects the brain’s ability to produce dopamine – the chemical which helps us control movement. It’s a type of progressive condition – meaning symptoms appear gradually and slowly get worse, as the brain becomes increasingly damaged over time. The condition is life-altering, but not life-threatening – while some advanced […] Parkinson's disease (PD), or simply Parkinson's, is a neurodegenerative disease primarily of the central nervous system, affecting both motor and non-motor systems. The motor symptoms are collectively called parkinsonism and include tremors, bradykinesia (slowness in initiating movement), rigidity, and postural instability (difficulty maintaining balance). Non-motor symptoms such as dysautonomia (autonomic nervous system failures), sleep abnormalities, anosmia (decreased ability to smell ... Parkinson disease (PD) is a brain condition that causes problems with movement, mental health, sleep, pain and other health issues. It has no cure, but therapies and medicines can reduce symptoms. Learn about the causes, symptoms, diagnosis, treatment, impact and WHO response to PD. Parkinson's disease is a neurodegenerative disorder that affects dopamine-producing neurons in the brain and causes movement and non-movement symptoms. Learn about the causes, treatments, complications and research of PD from the Parkinson's Foundation.