Nonetheless, true biological non-linearity is also plausible: Acute bronchodilation and hyperinflation effects at low exposure may transiently mask airway obstruction, with chronic inflammation and remodeling emerging at higher doses (10)
Conclusion There are many differences in smokers v/s normal lungs

Other peer-reviewed studies provide support for these findings.[3] A 2018 study in Public Finance Review examined littered packs of cigarettes across 132 communities in 38 states, finding that 21 percent of packs did not have proper local stamps.[4] As noted by LaFaive and Nesbit, primary authors of the Mackinac Center study, smuggling comes in different forms: casual smuggling, where smaller quantities of cigarettes are purchased in one area and then transported for personal consumption, and commercial smuggling, which is large-scale criminal activity that can involve counterfeit state tax stamps, counterfeit versions of legitimate brands, hijacked trucks, or officials turning a blind eye.[5] The Mackinac Center has cited numerous examples over the many editions of this report, including stories of a Maryland police officer running illicit cigarettes while on duty, a Virginia man hiring a contract killer over a cigarette smuggling dispute, and prison guards caught smuggling cigarettes into prisons

Tobacco prices in Turkey in 2025 The price of cigarettes in Turkey is set by the government and regularly adjusted via the TV (Special Consumption Tax)
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On-Reserve Native Smokes: The Cheapest Smokes In Person If you live near a First Nations community, on-reserve smoke shops are often the cheapest place to buy smokes in person