Aswe all know, there are many people smoking, although everyone knows smoking isharmful to us. Giving up smoking is not easy but addicted to it is quite easy,that’s why there are more and more people smoking. Smoking and passive smokingis risk factor that leads to various diseases. It has become world’s top 8causes of death. More than 90% of lung cancer caused by smoking and lung cancerrates of smokers are 18 times over the non-smokers. Besides, smoking alsocauses angiocardiopathy, digestive system disease, oral disease and so on. Inaddition, passive smoking causes great concern in recent years. People haveknown that passive smoking also do great harm to human, too. Therefore, manycountries and regions prohibit people from smoking in public zones, in order toreduce the harm of secondhand smoke. From my point of view, the best way tokeep healthy is giving up smoke, for smoker’s own good as well as for others.
众所周知，即使人们都知道吸烟有害健康，但现在依然有很多人吸烟。吸烟容易戒烟难，这就是为什么烟民越来越多的原因。吸烟以及吸二手烟都是导致多种疾病的危险因子，烟草已经成为全球第八大死因。超过90%的肺癌是由吸烟导致的，吸烟者患肺癌的几率是非吸烟者的18倍之多。此外，吸烟也会导致心血管病、消化系统疾病、口腔疾病等。此外，吸二手烟在近些年也引起了人们很多的关注，它也会对人体造成危害。因此，为了减少二手烟伤害，许多国家和地区都禁止人们在公共场所吸烟。我认为，为了自己也为了他人的健康着想，保持健康的最好办法就是戒烟，。

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