Smoking & Vaping: What They Do to Your Smile Think it's harmless? Think again. Smoking and vaping slowly damage your teeth and gums often without pain at first. Weakens Effects of smoking and vaping on oral health Tobacco Vaping Blue Diamond Family Dental Vaping may look harmless, but your smile tells a different story From yellow stains and dry mouth to early decay and gum damage vaping silently attacks your teeth and gums