do cigarettes shorten your lifespan each cigarette shortens life by Each cigarette smoked reduces a person's life expectancy by an Smoking One Cigarette Can Slash
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Smokers tend to gain an average of about five and a half pounds when they quit, she said, and the benefit from a drug would likely be in that range

Additionally, many pipe smokers do inhale to some degree, particularly those who previously smoked cigarettes

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Prevent Future Odors Once your car smells fresh, keep it that way: Ban smoking in the car (obviously!)
Lombard, Survey of Smoking Habits of Massachusetts Physicians, New England Journal of Medicine 250 (24) (1954): 10421045