Now in fact everyone knows about the dangers of smoking, so that is not a serious problem; but it is a problem when the hazards of a product are not widely known.

不过事实上人人都知道吸烟有害健康，因此在烟草行业这不算什么问题。但是如果一个产品的危害不被大众所知道时，那这就将成为一个问题了。

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Some people are genetically susceptible, and the problem can be aggravated by smoking, taking certain medications, stress and other factors.

有一些人的体质容易受感染，对他们来说这种病症可能会由于吸烟、服用特定药物、压力过大和其他原因而加剧。

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The harm from cigarette smoking is one of the most severe problem of public health, it is the most serious but could be prevented risk factor to people health.

烟草危害是当今世界最严重的公共卫生问题之一，是人类健康所面临的最大然而又是可以预防的危险因素。

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In the first study, Dr. Prahbat Jha and colleagues sought to answer how serious the smoking problem remains today and how effective smoking cessation programs have been on health in the years after quitting.

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

Committee members realized they'd spent a lot of time wrestling with the problem of teen smoking without talking to the real experts.

CNN: No Easy Answer To Teen Smoking

Lesley Griffiths AM shared these concerns and gave her assurance that the government was addressing the problem through Assist, a smoking prevention programme which specifically targets this age group.

BBC: Health and social services questions