Cigarettes cause lung cancer and other deadly illnesses not only in smokers, but also in nonsmokers who breathe in smoke, studies have shown.

研究已经表明，香烟不仅仅会导致吸烟者患肺癌和其他可致命的疾病，同样也会危害本身不吸烟却被动吸入了烟的人。

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No-smoking areas cut down on this pollution and save non-smokers breathing in other people's cigarette smoke.

设立禁烟区有助于减少污染，并能使不吸烟者免受被动吸烟之害。

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Nicotine replacement therapy can be effective for some, and there are other new drugs on the market like Chantix that are effective for some smokers.

尼古丁替代疗法对一些人是有效的，市场上也有一些其它的新药例如Chantix，它们对一些吸烟者也是有效的。

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The prevalence of both Alzheimer's disease and other dementias was similar in both smokers and non-smokers.

BBC: Smoking 'does not prevent Alzheimer's'

The more prevalent causes of death for male and female smokers were lung cancer and other respiratory diseases followed by heart disease, stroke, and vascular disease.

FORBES: The Smoking Gun: Women Catch Up To Men On Lung Cancer Risk