Dundee researchers link mouth and lung bacteria to long COVID

Research indicates that long COVID is associated with distinct changes in the oral and lung microbiomes, potentially affecting respiratory, cognitive, and digestive symptoms.
A new study has found that people with long COVID have different bacteria in their mouths and lungs compared to others. Researchers from the University of Dundee looked at samples from 771 patients across the UK and linked these changes to ongoing sy... [426 chars]
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- Thursday, 15 October 2026, 7:03 pm IST
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