Claim: Poor oral health raises the risk of mental illness by a third.
Fact-check: Study linking gum disease and mental health shows correlation not causation - Full Fact
Verdict: a study found people with diagnosed gum disease were more likely to go on to develop a mental health condition, but did not say whether one factor caused the other, as suggested.
Organisation: Full Fact
Author: Abbas Panjwani
Date published: 2021-12-20T00:00:00