IRCT20230123057194N1 IRCT 2023-06-13 Personal The comparison of the effectiveness of metacognitive therapy, acceptance and commitment therapy and Pilates exercises in the women with premenstrual syndrome The comparison of the effectiveness of metacognitive therapy, acceptance and commitment therapy and Pilates exercises on emotional self-regulation, loneliness feeling, dysfunctional attitudes, and distress tolerance in the women with premenstrual syndrome 2023-02-08 anticipated 80 Complete https://irct.ir/trial/68220 interventional Randomization: Randomized, Blinding: Not blinded, Placebo: Not used, Assignment: Parallel, Purpose: Education/Guidance, Randomization description: Available sampling method, simple randomization: each person was presented with 4 sealed envelopes in the number of groups (three experimental groups and one control), based on the choice of an envelope by the subject himself, his placement in a group is done. Individual unit. N/A Premenstrual Syndrome. Intervention 1: The structure of the acceptance and commitment treatment protocol sessions, which is taken from the article by Hayes et al. (2016), is implemented in a group for eight weeks and a two-hour session every week for women with PMS. Intervention 2: The structure of the sessions of metacognitive therapy protocol, which is taken from the article of Wells (2009), is implemented for ten weeks and a two-hour session every week for women with premenstrual syndrome. Intervention 3: The structure of the Pilates exercise protocol session, which is taken from the research of Taghizadeh et al. (2020) and Ghorbanian and Mahmoodpoor (2019), is performed for eight weeks and three one-hour sessions every week for women with premenstrual syndrome as a group. Intervention 4: Control group: without intervention. No - There is not a plan to make this available Justification or reason for not sharing IPD is No more information