The study's authors surveyed 12,395 students and analyzed nine risk behaviors, including excessive alcohol use, illegal drug use, heavy smoking, high media use and truancy.
该研究的作者调查了12395名学生并分析了九种危险行为，包括过度使用酒精、非法使用毒品、大量吸烟、频繁使用媒体和逃学。
However, heavy smoking increased.
但是，重度吸烟者人数却增加了。
Heavy smoking ruin his health.
大量抽烟损害了他的健康。
Heavy smoking ruined his health.
吸烟过量毁坏了他的健康。
Heavy smoking affects your health.
过度吸烟有害你的健康。
My trouble was caused by my heavy smoking.
我的病由于吸烟过多引起。
As is known to us, heavy smoking ruins our health.
众所周知，吸烟过量毁坏身体健康。
Heavy smoking in midlife more than doubles your odds of developing Alzheimer's disease, a Kaiser Permanente study said Monday.
周一凯撒医疗机构的一个研究报告指出，中年过度吸烟患老年痴呆症的几率将增加一倍以上。
Even one cigarette slows down the cilia that work to sweep up the dirt and germs, and heavy smoking destroys them completely.
只消一根卷烟便可减缓将尘埃与细菌清扫出去的纤毛的作用，而过量抽烟则会将它们破坏殆尽。
Gene expression changes brought on by heavy smoking may persist long after the smoker has kicked the habit, researchers have found.
研究人员发现，由严重吸烟导致的基因表达改变在戒烟后会长期存在。
And University of California San Diego researcher John Pierce says heavy smoking rates dropped more in California than in other states.
加州大学圣地亚哥分校的研究员约翰·皮尔斯说，加州老烟枪比率的下降，比其它各州都快。
Our study suggests that heavy smoking in middle age increases the risk of both Alzheimer's disease and vascular dementia for men and women across different race groups.
我们的研究提示中年时期大量吸烟增加不同种族组男性和女性的阿尔茨海默氏病和血管性痴呆风险。
Although smoking behaviours, including early smoking initiation and heavy smoking, account for the greater part of this risk, other mechanisms or pathophysiologic pathways may be involved.
虽然吸烟行为，包括过早开始吸烟和过度吸烟是患病风险的主要原因，但也包括其他病理或生理的原因。
For me it was the catalyst to give up destructive behaviour - heavy drinking and smoking.
对我来说，它是让我停止嗜烟嗜酒等自我毁灭行为的催化剂。
A new study suggests former heavy cigarette smokers are at higher risk of heart failure even after 15 years of smoking abstinence.
一份最新研究报告显示，对于那些已经戒烟的重度吸烟者们，即使是戒烟15年之后，他们罹患心脏衰竭的风险仍然很高。
Japan is getting heavy-handed in its crackdown on smoking.
日本正加大对吸烟的打击力度。
What's the leading cause of oral cancer? Smoking? Heavy drinking?
口腔癌症的主因是什么？吸烟？酗酒？
He used to be a heavy smoker but now he has given up smoking.
他以前抽烟很厉害，但现在戒了。
Heavy smokers, for the most part, always want to restrain themselves from continual smoking.
严重吸烟者多半总是想克制自己不再吸烟。
Heavy cigarette smoking often causes emphysema.
大量吸烟常导致肺气肿。
Hypertension, drinking, overweight, low protein intake, smoking and high salt and lard intake might be the risk factors for stroke. The stroke patients have a heavy economic burden.
结论高血压、饮酒、超重、低蛋白摄入、吸烟、高盐和高脂肪摄入可能是脑卒中的危险因素，脑卒中患病使患者家庭背负了沉重的经济负担。
Smoking and heavy drinking increase your likelihood of stomach and esophageal cancers. But Swedish researchers have identified a surprise risk factor: chronic heartburn.
抽烟和酗酒会增加胃癌和食道癌的罹患率，而瑞典研究学者们却发现了另一个令人诧异的罹患因素：长期胃灼热。
Maybe she was just like us, talked together was no more than talking, because the city was too big, the night was too heavy, smoking together, may then seemed like friends.
或许她不过和我们一般无二，一起交谈不过是萍水交情，因为城市太大，夜深，或者一起抽烟，看起来也就像朋友。
In this study, the researchers looked at how smoking and heavy drinking are associated with the trait.
在这项研究中，研究者观察了吸烟和过度饮酒是如何与这种人格特点联系在一起的。
The heavy metals pass to the breathing system into the human body in smoking process and raise the diseases, such as lung cancer and the larynx cancer, etc.
香烟中重金属在吸烟过程中通过呼吸系统进入人体，引起肺癌、喉癌等疾病。
The heavy metals pass to the breathing system into the human body in smoking process and raise the diseases, such as lung cancer and the larynx cancer, etc.
香烟中重金属在吸烟过程中通过呼吸系统进入人体，引起肺癌、喉癌等疾病。
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