fa تأثیر آموزش آرام‌سازی بر تنش، اضطراب و افسردگی مادران دارای دختر عقب‌مانده ذهنی آموزش‌پذیر General پژوهشي Research Article Background and AimChronic stress can cause irritability and mood instability and it is an important factor in increasing anxiety and depression. Regarding the importance of decreasing stress, anxiety, and depression using non-medicinal methods the present study aimed at assessing the effect of teaching relaxation on stress, and anxiety of mothers with educable mentally retarded daughters.   Materials and MethodsThis randomized case-control field study was conducted on 36 mothers with mentally retarded daughters. In the beginning, the questionnaire "Depression, Anxiety, Stress Scales 21" was filled out for all mothers. Then, they were randomly divided into two case and control groups. Relaxation method was theoretically taught to the cases for 5 sessions together with active exercise. The controls received no education. One month after training sessions, the previous questionnaire was completed for both groups again. The obtained data was analyzed by means of SPSS software (V13) using statistical tests paired T and independent T at the significant level α=0.05.   ResultsMean score of stress, anxiety and depression before the intervention in both groups was not significantly different. But, at the end of the fourth week after relaxation training total score of stress, anxiety , and depression decreased from 19.1±10.4 to 14.1±7.6 (P Relaxation,Stress,Anxiety and Depression educable mental retardation 279 284 http://mcj.bums.ac.ir/browse.php?a_code=A-10-1-423&slc_lang=fa&sid=1 Zarifeh Shahriari ظریفه شهریاری 10031947532846004089 10031947532846004089 No MSc. in Exceptional Children, Mental Health Professional, Ghaen City Health Center, Birjand University of Medical Sciences, Birjand, Iran کارشناس ارشد روانشناسی کودکان استثنایی، کارشناس بهداشت روان، مرکز بهداشت شهرستان قاینات، دانشگاه علوم پزشکی بیرجند. بیرجند، ایران Mohammad Reza Miri محمدرضا میری 10031947532846004090 10031947532846004090 No Social Determinants of Health Research Center, Faculty of Public Health, Birjand University of Medical Sciences, Birjand, Iran دانشیار ، عضو مرکز تحقیقات عوامل اجتماعی موثر بر سلامت، گروه بهداشت، دانشکده بهداشت، دانشگاه علوم پزشکی بیرجند. بیرجند، ایران Gholamreza Sharifzadeh غلامرضا شریف‌زاده 10031947532846004091 10031947532846004091 Yes Corresponding Author, Hepatitis and Social Determinants of Health Research Center , Faculty Public Health, Birjand University of Medical Sciences, Birjand, Iran. Email: rezamood@yahoo.com عضو مرکزتحقیقات هپاتیت و مرکز تحقیقات عوامل موثر برسلامت، دانشکده بهداشت، دانشگاه علوم پزشکی بیرجند. بیرجند، ایران. تلفن: 0561 - 4440388 پست الکترونیک: rezamood@yahoo.com Reza Dastjerdi رضا دستجردی 10031947532846004092 10031947532846004092 No Assistant Professor, Birjand University of Medical Sciences, Birjand, Iran استادیار، روانشناسی دانشگاه علوم پزشکی بیرجند. بیرجند، ایران Maryam Valavi مریم ولوی 10031947532846004093 10031947532846004093 No Student Laboratory Senses, Student Research Committee, Birjand University of Medical Sciences, Birjand, Iran دانشجوی علوم آزمایشگاهی، عضو کمیته تحقیقات دانشگاه علوم پزشکی بیرجند. بیرجند، ایران