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Aim and Background: Marital quality of couples is the most important aspect of families with optimal performance. The purpose of the present study was to compare the effectiveness of cognitive-behavioral couple therapy (CBCT) and couple therapy based on acceptance and commitment therapy (ACT) on the marital quality of conflicting couples. Methods and Materials: This quasi-experiment was conducted with a pretest-posttest design and control group. The statistical population of the study included all conflicting couples referring to consultation centers in the city of Isfahan, Iran, in 2016. The subjects (90 couples) were selected through voluntary sampling and were divided into CBCT (30 individuals), ACT (30 individuals), and control groups (30 individuals). The two experimental groups received 12 sessions of therapy (once a week). The data collection tools were a demographic characteristics form and the Revised Dyadic Adjustment Scale (RDAS). Data were analyzed using ANCOVA in SPSS software. Findings: CBCT and ACT made significant changes in marital quality at the posttest stage (P < 0.05). Furthermore, the results of the Bonferroni post hoc test implied that there was no significant difference between the effectiveness of CBCT and ACT on the couples’ marital quality (P > 0.05). Conclusions: According to the results of the study, both CBCT and ACT caused significant changes in marital quality and there was no significant difference between the effectiveness of these two therapeutic methods. Thus, the results of this study provide empirical support for increase in marital quality through both therapies.

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Aim and Background: Affective-sexual needs are as important motivational forces that have a vital role in the stability and enhancing of quality of marital life. Then the main goal of the current research was the comparison of the effectiveness of cognitive-behavioral couple therapy (CBCT) and acceptance commitment therapy (ACT) approaches on enhancing affective-sexual needs among Nonclinical Couples in Bandar Abbas city, Iran.
Methods and Materials: The research design was semi-experimental design with pretest, posttest, and follow up. The statistical population of this study includes of nonclinical couples that participated in the training course about life skills and cyberspace. 48 subjects were selected through a convenient sampling method and randomly assigned to two groups of interventions, CBCT and ACT, and one control group. Each couple in intervention groups received 12 sessions and 90 minutes of therapy. Affective-Sexual Needs of Iranian Couples scale (2020) used for gathering data and analysis of variance with repeated measures tests used for analyzing data by using SPSS 19 software.
Findings: The result showed that both CBCT and ACT interventions were effective to enhance affective-sexual couple's needs. Moreover, comparing the effectiveness of CBCT and ACT approaches showed that the ACT approach was more effective in enhancing of three dimensions of affective-sexual couple's needs include avoiding discouraging behaviors, affection-sexual needs, physical-sexual needs.
Conclusions: It seems the implementation of CBCT and ACT interventions are useful for enhancing affective-sexual couple's needs. This could influence other dimensions of marital life such as marital satisfaction and marital quality.

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Aim and Background: Among all the problems that can occur in a marital relationship, infidelity is the most severe and threatening point for the stability of the relationship. The purpose of this research was to investigate the effectiveness of Dattilio cognitive-behavioral couple therapy in stress symptoms and trust in women affected by infidelity.
Methods and Materials: The research method was semi-experimental with a pre-test, post-test and follow-up design. The statistical population of the study included all women affected by marital infidelity who referred to the counseling clinic of Eltiam in Babolsar city between 2021 to 2022. The sample size included 24 couples, i.e., 12 couples of the experimental group (Dattilio cognitive-behavioral couple therapy) and 12 couples of the control group, which were selected by convenience sampling method and randomly replaced in two groups. stress Symptoms Inventory (SSI) designed by Khodayari Fard et al. (2001) and Trust in Close Relationships Scale designed by Rempel, Holmz, and Zanna (1986) was used to collect data. The method of data analysis was Repeated measure analysis of variance and using SPSS software.
Findings: The obtained results showed that Dattilio cognitive-behavioral couple therapy was effective in decreasing the stress symptoms of women affected by infidelity (F=3147/34, p≤0.05) and improving trust in marital relationship (F=17/58, p≤0.05) And its effectiveness was stable and continuous in the follow-up phase.
Conclusions: According to the findings, it can be said that a Dattilio cognitive-behavioral couple therapy is effective in reducing stress symptoms and improving the trust in women affected by infidelity.