Long term serious breathing problems are common in smokers, along with many other negative affects.

长期严重的呼吸问题在吸烟者中是常见的，其他不好的影响也很多。

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Previous research has shown that long-term smokers are up to twice as likely to have impotence as non-smokers.

之前的研究表明，长期的吸烟者患上性功能障碍的几率比非吸烟者高出两倍。

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Male long-term aspirin users were more likely to be former smokers, to have a higher body mass index, and to be highly educated.

长期服用阿司匹林的男性更多为吸烟者、体重指数高、受教育程度高者。

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Half of all long-term smokers will die from tobacco-related illness, which causes 100, 000 deaths a year.

BBC: '570 children a day' start smoking

He told CNN that data shows that transplants using smokers' lungs are just as effective in the long term as those using lungs from non-smokers.

CNN: Why transplants use 'imperfect' organs