Incidence of Recurrent Aphthous Ulcer among Vape and Cigarette Smokers European Journal of Dental and Oral Health Let's Chat about Vaping Can vaping cause mouth ulcers? Vaping can cause canker sores or mouth ulcers There are many factors that can contribute to mouth ulcers, also known as canker sores. Mouth Ulcers UF Health Canker sores are small, painful ulcers that develop inside the mouth. This JAMA Patient Page describes the types of canker sores and how they can be treated. https: ja.ma 4g2Qc3u E Cigs and Oral Health Zak Dental Family Dentistry, Cosmetic Dentistry E cigarette vapour may prevent mouth ulcers from healing Daily Mail Online