Parkinson’s disease (PD) is a progressive disorder of the nervous system best known for tremor, rigidity, slowness of movement, and postural instability. The condition stems from the gradual loss of dopamine-producing neurons in the substantia nigra—cells that help orchestrate smooth, purposeful motion. As dopamine dwindles, motor and non-motor symptoms accumulate and daily life becomes increasingly challenging. Conventional options—levodopa, […]
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