These plaques form over time, congesting the flow of blood, but LDL levels begin to rise immediately when you smoke
Because the risk of even small exposures to tobacco smoke may not be widely appreciated by the public, dual users may overestimate the degree to which they are reducing their tobacco-related risk and perhaps be less likely to continue efforts to stop combustible tobacco use altogether (Kasza et al., 2017)
Add one of these closet odor eliminators to your closets or drawers to eliminate musty smells and mothball
This would be difficult because of the reasons mentioned above, but would perhaps be feasible using a more flexible statistical model, or model-free analysis approaches such as Independent Components Analysis (ICA)
If you stick with it, quitting smoking will eventually allow your body to heal, to undo the damage done, and to possibly return to pre-smoking levels of health