WHO - smoking is the most factors risk of health problems in the world. In Thailand have study behavior and factors risk of disease. There are many smoker increases, and death caused from smoking 52,000 people per year. The disease related to smoking cigarettes such as emphysema, lung cancer, and heart disease. In addition, the important problems are new generation smoker more increase 200,000-300,000 people per year, and children 15 age. The current, have report children 15-18 age more smoking top increase. Although the government's policy and campaign to prevent smoking. But there are people smoking more and more.