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The American Cancer Society recommends yearly screening for lung cancer with a low-dose CT (LDCT) scan for people ages 50 to 80 years who: Smoke or used to smoke, and Have at least a 20 pack-year history of smoking (A pack-year is a measure of smoking history, defined as smoking one pack [around 20 cigarettes] per day for one year
Afterwards, the policy would likely face lawsuits from tobacco companies, which would further delay its implementation
However, if we are speaking of cigarette pack specifications , there are some popular types available
For example, smoking appears to worsen Crohn's disease symptoms but might have protective effects against ulcerative colitis