In Thailand, there are many students who smoke in educational institutions. Everyone knows it is not good but you still use it. Of course, smoking makes you relax But on the other hand it back to hurt you and a lot of mayhem. In My Opinion I think students shouldn't smoke In educational institutions . Because it is inappropriate smoking is the leading cause of preventable death. Cigarette smoking increases the likelihood of lung cancer It can also cause other lung diseases for example emphysema.