5 long term effects of chewing tobacco isn't just cigarettes. Smokeless tobacco, tobacco, and other forms consumption silently fuel some of the most serious health risks—from COPD and heart disease to oral cancer and life-threatening complications Health Effects of Smokeless Tobacco
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Nevertheless, he seems to allow smoking on Yom Tov in his halachic writings (see below)

Supplementary Material Supplementary Tables S1 to S4 can be found online at Funding This work was supported by a University of Bristol postgraduate research scholarship to MF, and the Medical Research Council (MC_UU_12013/6)

"TikTok trend reminds people to be kinder to themselves"

Lichen planus can't be cured but you can get medication to help ease pain and encourage open sores to heal

doi: 10.1016/j.semnephrol.2010.03.003

A 20-year study of 5,000 cannabis users published in the Journal of the American Medical Association concluded that occasional and low cumulative marijuana use was not associated with adverse effects on pulmonary function
