relapse

https://www.health24.com/medical/stop-smoking/about-stop-smoking/ex-smokers-who-take-up-vaping-are-more-prone-to-relapse-20200615 16 June 2020 "Far from helping them avoid cigarettes, longtime ex-smokers who try vaping are taking a big risk that they'll relapse, a new study finds. People...

https://www.ncbi.nlm.nih.gov/pubmed/31375364 "In a 2012-2014 baseline online e-cigarette survey, 1,863 respondents consented to participate in future research. A follow-up online survey was conducted in 2017-2018 to assess changes in e-cigarette use behaviors and e-cigarette-related dependence...