Experts warn that common in-flight hygiene habits may increase your exposure to bacteria. Passengers often wash hands but then touch unsanitized bathroom door handles and latches, potentially recontaminating themselves. There are also concerns about using onboard water for drinking or cleaning, with research finding multiple bacterial strains in aircraft water systems and ice.
A study published in the Journal of Medical Microbiology claims that regular use of Listerine Cool Mint mouthwash may increase cancer risk. Researchers say it is associated with higher levels of oral bacteria linked to periodontal disease and cancers of the esophagus and colon. The authors urge consistent oral hygiene practices to lower risk and keep mouths healthy.
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