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The Impact of Nicotine on Oral Health Nicotine adversely affects oral health in several ways, including: Discoloration and Staining: Nicotine and tar in tobacco can cause significant staining of the teeth, leading to a yellowed or brown appearance

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leadership or fiduciary role in other board, society, committee or advocacy group, unpaid from the Fifth National Climate Assessment, Lancet Countdown, the John Hopkins EHE Advisory Board, the Harvard University external advisory committee for training grant, and the WHO Global Air and Pollution and Health Technical Advisory group, and paid from the US EPA Clean Air Scientific Advisory Committee, all outside the submitted work