Sen. Ron Johnson (R-Wis.) recommended mouthwash as a treatment for the coronavirus during a town hall meeting Wednesday, immediately drawing criticism for suggesting gargling would offer protection.The senator has been criticized for spreading conspiracy theories about the coronavirus and has promoted the use of drugs that have shown little to no evidence that they are effective in treating covid-19. YouTube this year suspended his account for violating the company’s medical misinformation policies. He has also expressed skepticism about the efficacy of coronavirus vaccine mandates and doses, which have undergone vigorous health testing.His latest remarks run up against medical advice from a major producer of mouthwash and health experts.Story continues below advertisementJohnson later shared on Twitter a study on a public website that concluded mouthwash provides “modest benefits” in lowering viral loads in saliva. That study recruited 176 adults who had tested positive for the virus but were asymptomatic or showing mild symptoms.Though mouthwash can partially kill off parts of the coronavirus in a person’s mouth, most infections occur through the nose, health experts said. “Even if gargling kills some of the virus, it won’t be able to clean the nasal area, nor the viruses that’s already penetrated deeper into the…
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