IRCT2017011932057N1 IRCT 2017-06-19 Vice chancellor for research of Kashan University of Medical Sciences and Health Services Effectiveness Of Acceptance and Commitment Therapy on male smokers Controlled trial of effectiveness of Acceptance and Commitment Therapy on depression, anxiety, risky decision making, craving and cessation in male smokers. 2017-02-03 anticipated 70 Complete https://irct.ir/trial/25070 interventional Randomization: Randomized, Blinding: Double blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment, Other design features: The population consisted of all male smokers admitted to center treatment of drug abuse and smoking in Kargrnzhad psychiatric hospital. from all participation's that meets inclusion criteria,35 participants for each group selected by Random assignment will be done,that by the use of computer-generated random numbers. intervention duration is six weeks. one week after intervention, post-test data is collecting. six weeks later follow-up data was measured.pre-test data is done by the investigator prior to the intervention.intervention duration is six weeks. one week after intervention, post-test data is collecting. six weeks later follow-up data was measured. N/A Condition 1: nicotine dependence. Condition 2: depression. Condition 3: anxiety. Intervention 1: Intervention group: This study is conducted to determine the effectiveness of Acceptance and Commitment Therapy (ACT) on depression, anxiety, risky decision making, craving and cessation in male smokers . The aim of this approach is invites people to open up to unpleasant feelings, and learn not to overreact to them, and not avoiding situations where they are invoked. Its therapeutic effect is a positive spiral where feeling better leads to a better understanding of the truth and also experienced flexible life. this treatment is during the eight 90-minute sessions for two months. Intervention 2: Control Group: This group will receive behavioral interventions for smoking cessation that approved by the Ministry of Health of Iran that is used for the smoking cessation centers and based on the psych-education and motivational interview.this protocol like intervention group during the eight 90-minute sessions for two months.