why do people think menthol cigarettes are healthier Menthol: facts, stats and regulations Menthol Tobacco Ban Appears Inevitable.
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doi: 10.1016/s0169-328x(97)00122-8

Studies have shown that mold contamination decreases the nitrogen and phosphorus content in the leaves
The health agency said current warnings have become virtually invisible to both smokers and nonsmokers not attracting much attention and not leaving a very memorable impression of the risks of smoking. While most people assume the public knows all they need to understand about the harms of cigarette smoking, theres a surprising number of lesser-known risks that both youth and adult smokers and nonsmokers may simply not be aware of, such as bladder cancer, diabetes and conditions that can cause blindness, Sharpless continued

Yes, with proper support and healthy habits, lung function can improve over time.

"Excess mortality among cigarette smokers: changes in a 20-year interval"
