smelling cigarette smoke covid vaccine Yes, COVID-19 can be transmitted through second-hand smoke. Here's why COVID-19 Could Spread Through Droplets
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If someone is using nicotine for the first time or infrequently, the buzz can feel intense and overpowering

You may have even more trouble sleeping but this is temporary and your sleep will start to improve

Am J Epidemiol 151:346357

But as the saying goes, sometimes the truth is stranger
Furthermore, smokers showed reduced fALFF in the right ITG/IOG, which was positively correlated with years smoking in smokers