smokeless tobacco use can not lead to cancer CDC - Fact Sheet - Tobacco: Health Effects FDA Fails to Show How

Not only does it still deliver nicotine with all the associated risks, but theres a lot we still dont know about the long-term effects of vaping, especially on lung health

PNAS 98 , 676682, 10.1073/pnas.98.2.676 (2001)

This discrepancy argues against a straightforward smoking-cessation explanation and instead points towards healthy switcher bias that is, former smokers who successfully transitioned to e-cigarettes may represent a systematically healthier subgroup with unmeasured advantages in terms of health motivation, body weight, and healthcare engagement

Characterising long COVID: a living systematic review

According to Jornal de Negcios , the decree sets out for the first time mandatory financial contributions from tobacco producers, calculated according to four territorial categories: urban, semi-urban, rural, and beach areas