Smoking is one of the main reasons for head and neck cancers, it becomes essential to give up smoking as soon as possible, as there is no point to follow up any kind of cancer treatment, because smoking with treatment can develop second cancer. It is observed in many cases that smoking increases postoperative complications as recovery time and surgical cuts healing. If a patient keeps smoking in radiotherapy, the effectiveness of the treatment would be less and there could be worse side effects. If a patient needs help in giving up smoking, he/she may talk to with doctor or specialist.