"The primary symptoms are the results of decreased stimulation of the motor cortex by the basal ganglia, normally caused by the insufficient formation and action of dopamine, which is produced in the dopaminergic neurons of the brain." -Wikipedia

my grandfather has parkinson’s disease, but is really chill. would him smoking weed help his disease at all? because parkinsons is a disease that is caused by "insufficient formation and action" would smoking pot help him?