“Parkinson’s disease in its later stages can torment with its unpredictability. It seizes you then lets you go from hour to hour or later, even from minute to minute… the medicines are partially effective – tablets enhance the supply of dopamine, the key neurotransmitter that is inexplicably depleted in this illness… in a bad trough someone with Parkinson’s may freeze completely. Pg252” Parkinson S Disease Book:The Golden Rule: Lessons in living from a doctor of ageing Source: The Golden Rule: Lessons in living from a doctor of ageing