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Good oral hygiene could cut risk for severe COVID-19

People who have periodontal disease have a higher risk for severe symptoms if they get COVID-19 than people with good oral health, researchers reported in the British Dental Journal. Oral bacteria could be aspirated into the lungs, causing infection and spurring the production of cytokines, researchers wrote, adding that oral hygiene should "be maintained, if not improved, during a SARS-CoV-2 infection in order to reduce the bacterial load in the mouth and the potential risk of bacterial superinfection."

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