Doctors normally diagnose it by symptoms
But symptoms take years to appear
It is the second-most common age-related neurodegenerative condition
It is a major driver of disability, dementia and death.
A sleep behavior disorder is a precursor to Parkinson’s
It is a progressive disorder where brain cells are lost over time
Parkinson’s occurs when cells deep in the brain that produce dopamine, which coordinates movement, become impaired or die.
Symptoms include tremors, stiffness, slow movements and problems with balance.
Patients also have non-motor complications such as depression, sleep disorders and pain.
It usually occurs in older people, more often men.
There is no cure, but drugs and other treatments help relieve symptoms.