[Changing Epidemic of Lung CancerTobacco and Situation of Tobacco Control in China]

Lung cancer is the leading cause of cancer death and morbidity in China. Smoking and exposure to secondhand smoking closely related to lung cancer. Recently, series policies of tobacco control and lung cancer prevention was carried out. However, burden of lung cancer is still serious, and smoking rate in male is still very high, and in never smokers exposure to secondhand smoking is still very extensive. In this paper, epidemic situation of lung cancer, smoking and second hand smoking are described, at the same time, current implementations of tobacco control policies are summarized.肺癌居我国恶性肿瘤死亡和发病的首位。肺癌与吸烟和二手烟暴露密切相关。近年来，我国采取了一系列控烟和肺癌防治措施，但肺癌负担依然严重，男性吸烟率仍居高不下，非吸烟者二手烟暴露十分广泛。本文对我国近年来肺癌、吸烟和二手烟暴露的流行现状进行描述，同时对我国目前所实施的控烟措施进行了综述。.