Muskan BhatiaNew Delhi, April 11 -- Parkinson's, a neurodegenerative disorder once considered an illness of the elderly, is increasingly being diagnosed in younger adults.

New research and frontline doctors are sounding the alarm over a sharp rise in early-onset cases , and the medical community is racing to understand why.

In India, the onset of the disease is estimated to occur nearly a decade earlier than the global average, which typically falls between 55 and 65 years, according to a 2024 study published in the Journal of Clinical Neuroscience.

Early-onset cases, defined as those occurring between the ages of 22 and 49, are also rising, accounting for an estimated 32 to 45 per cent of cases in the country, according to a 2025 study ...