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although smoking may also be responsible for deaths from cancers of the lip, pharynx, pancreas, trachea and kidney |
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because the rate of smoking in the US has slowly declined since the mid-1960s, especially among men |
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but weight gain would have been quite modest for most people who had stopped smoking |
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if group counselling had been successful in helping people to quit smoking |
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even if many nonsmokers find the smoke of others to be a nuisance and even irritating to their eyes and nose |