cigarettes damage lungs Smoking and COPD Smoker's lungs vs. healthy lungs:

The United States Department of Health and Human Services has developed free resources for quitters, and your doctor can provide additional support during your quitting journey

Currently, Canada only mandates that such warnings be placed on or inside cigarette packaging

However, the study faced limitations, such as a small sample size, which diminished its power to detect abnormalities or significant changes over time, the potential for selection bias (as the study may have disproportionately included healthier e-cigarette users), and a medium-term follow-up duration

It could take years to detect, symptoms aren't really specific and don't show up until it's in it's advanced stages-- there's a way to catch it though

"Hes moving to edibles, letting his lungs rest a little