Smoking is usually considered to be an effective way to relax since it contains substances that ease our minds. However, scientists are concerned about the health risks it possesses. Therefore, authorities in various countries have decided to ban this activity in public places, and it is believed to be a rational action. In my opinion, I wholeheartedly agree with the idea of prohibiting the use of tobacco and other likewise addicts. This essay will illustrate two main threats of smoking.