According to the information provided by the Anti-Drug Association, the ways to protect yourself from drugs are:
1, develop good living habits.
2. Don't stay in high-risk drug-related places.
3. Do not accept gifts such as food and drinks of unknown origin.
Cigarettes are not a kind of drugs, but they are harmful to human body after all. For the safety and health of you and others, don't smoke and try to give up smoking is something advocated by the mass society now. If you really can't stay away, please don't smoke in public places to avoid the harm of second-hand smoke to others.