One of the most significant issues that plague the majority of smokers is staining on the teeth, which, if left untreated, can result in serious oral issues
[48] Nicotine is often used compulsively, [49] and dependence can develop within days
Although not explored in our study, it is possible that this relationship can be explained by shared social, environmental, and genetic risk factors, or it may point to possible self-medicating behaviours. She said in the short term, nicotine may reduce feelings of anxiety and stress, and young people could be reaching for vapes as a coping mechanism. Regardless of whether mental ill-health influences smoking or vice-versa, it is clear that if we are to prevent vaping onset, we need to address mental health at the same time, she said
Journal of the National Cancer Institute , 109(12)