People with Parkinson’s have a distinct set of gut microbes, scientists discover Sign up for our free Health Check email to receive exclusive analysis on the week in health Get our free Health Check email Get our free Health Check email Email * SIGN UP I would like to be emailed about offers, events and updates from The Independent. Read our Privacy notice Changes in a person’s gut bacteria could be an early warning sign of Parkinson’s disease, scientists have found. Each person has a unique