Gut bacteria may signal Parkinson's risk years before symptoms emerge

Approximately 153,000 people in the UK currently have Parkinson's disease, with numbers expected to rise as the population ages.

Long before the first tremor announces itself, the body may already be whispering a warning — not in the brain, but in the gut. Researchers at University College London have found that the trillions of microbes inhabiting the digestive system carry a distinctive signature in people with Parkinson's disease, one that appears even in those who carry genetic risk but show no symptoms yet. For the roughly 153,000 people in the UK living with this degenerative condition — and the many more who may one day join them — the discovery suggests that the window for intervention might open far earlier tha

Gut bacteria may signal Parkinson's risk years before symptoms emerge

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