Claim: "Did you know? Dentists are the only physicians that believe you can get away with leaving dead tissue in the body. One root canal tooth can shut down 63% of your immune system."
Fact-check: Root canals causing cancer, other illnesses is unsupported
Verdict: false
Organisation: PolitiFact
Author: Samantha Putterman
Date published: 2019-11-13T00:00:00