Aim. The aim of this study was to determine the role of resiliency and life expectancy in predicting psychological well-being of heart failure patients.
Background. Regarding the importance of psychological well-being in improving the health of patients with heart failure, examining the affective variables such as resiliency and life expectancy are of great importance.
Method. This research was a descriptive correlational study. Statistical population consisted of all of Rasht heart failure patients in 2018. 265 heart failure patients were selected using convenience sampling. The data collection instruments were Ryff's psychological well-being, Connor and Davidson’s resilience, and Snyder et al's hope. Abstract
Aim. The aim of this study was to determine the role of resiliency and life expectancy in predicting psychological well-being of people with heart failure.
Background. Regarding the importance of psychological well-being in improving the health of patients with heart failure, examining the relationship of affective variables such as resiliency and life expectancy with psychological well-being is of great importance.
Method. This research was a descriptive correlational study. Statistical population consisted of all of heart failure patients in Rasht, Iran, in 2018. In this study, 265 heart failure patients were selected using convenience sampling. The data collection instruments were the questionnaires Ryff's psychological well-being, Connor and Davidson’s resilience, and Snyder et al.’s hope. The collected data were analyzed using Pearson correlation coefficient and stepwise multiple regression.
Findings. There was a positive relationship of psychological well-being with resiliency (r=0.386) and life expectancy (r=0.396). The regression analysis showed that the meaning of life and subscales of factor thinking and spiritual influences can significantly predict 0.228 of psychological well-being in heart failure patients.
Conclusion. Regarding the determinants of psychological well-being in this research, psychological well-being and quality of nursing care in heart failure patients can be increased using interventions such as resiliency education programs and psychological treatments focusing on hope.
The collected data were analyzed using pearson correlation coefficient and stepwise multiple regression.
Findings. The results of this study revealed positive relationship between resiliency and life expectancy with psychological well-being. The regression showed that meaning of life and subscales of factor thinking and spiritual influences can predict psychological well-being of heart failure patients.
Conclusion. Regarding the determinants of resilience in this research, psychological well-being of heart failure patients can be increased using interventions such as resiliency education programs and psychological treatments focusing on hope.

Abstract
Aim. This study aimed to determine the effect of health promoting lifestyle training on vitality, psychological well-being and blood pressure of women with cardiovascular disease.
Background. Women with cardiovascular disease have many problems in physical and mental health and one of the effective methods in this field is health promoting lifestyle training method.
Method. This was a quasi-experimental study with pretest-posttest and follow-up design with control group. The study population consisted of women with cardiovascular disease referred to Rajaie Cardiovascular Medical and Research Center in Tehran, Iran, in 2019. The sample consisted of 40 women who were selected by purposeful sampling method and randomly allocated into experimental and control group. The experimental group received eight 75-minute educational session (one session per week) on health promoting lifestyle and the control group placed on the waiting list for training. Data were collected using questionnaires vitality and psychological well-being and sphygmomanometer and were analyzed by Chi-square test, independent t-test, repeated measures and Bonferroni post-hoc test in SPSS Version 19.
Findings. In the pretest stage, there was no statically significant difference between the experimental and control group in terms of vitality, psychological well-being and blood pressure, but in the posttest and follow-up stages, there was found a statically significant difference in terms of all three variables of vitality, psychological well-being and blood pressure, meaning that health promoting lifestyle training method led to increase vitality and psychological well-being and decrease blood pressure of women with cardiovascular disease. This effect continued in follow-up stage.
Conclusion. The method of health promoting lifestyle training led to improve the vitality, psychological well-being and blood pressure of women with cardiovascular disease. It is recommended that health care providers use health promoting lifestyle training method along with other educational and therapeutic modalities to improve the health-related components.

Abstract
Aim. This study was conducted to examine the effect of mentalization-based therapy and emotion-regulated therapy based on the Gross process model on psychological well-being and quality of work-life of nurses in intensive care units.
Background. Improving nurses' well-being and satisfaction with their quality of work-life improves the nurse-patient relationship and hospitals' performance from an organizational point of view. It is necessary to provide psychological therapeutic interventions to this crucial group of health care providers.
Method. This study was an experimental  study (pre-test post-test with control group) in which 45 nurses working in intensive care units of selected Tehran hospitals, Iran, were selected by the convenience sampling method, and assigned to two intervention groups and one control group (15 nurses in each group). Reef's short-term psychological well-being and Walton's 32-item quality of work-life were used to measure dependent variables of the study. Then, mentalization-based therapy group received intervention in 8 sessions of 90 minutes as one session per week; and the treatment group based on emotion regulated therapy based on the Gross process model received the intervention in 8 sessions of 90 minutes, one session per week based on the protocol. No intervention was implemented for the control group. Data were analyzed using descriptive and inferential statistics in SPSS software.
Findings. Before the intervention, there were the highest scores for quality of work-life in the control group. At the end of the study and after the intervention, the scores of quality of work-life increased in all three groups, and no statistical significant difference was found between the groups. Before the intervention, the highest scores for psychological well-being was observed in the mentalization-based therapy group. (85.86±6.56), and after the intervention, although the psychological well-being scores of both interventions groups were higher than that of control group, but this diferrence was not statistically significant.
Conclusion. Based on the findings of this study, it seems that training sessions of mentalization-based therapy and emotion-regulated therapy based on the Gross process model improve the quality of work-life in nurses working in intensive care units, but the improvement was not statistically significant.

Abstract
Aim. The aim of this study was to evaluate the effect of stress-based mindfulness therapy on psychological well-being and Covid-19 anxiety in people with cardiovascular disease in Karaj, Iran.
Background. During the Covid-19 pandemic, people with cardiovascular disease have had many problems in the field of psychological health including anxiety. One of the effective modalities to manage anxiety is mindfulness therapy that potentially reduces stress and may affects psychological well-being.
Method. This was a quasi-experimental pretest-posttest study with a control group. The statistical population of the study included all women with cardiovascular disease in Karaj, Iran. Thirty people of the target population were selected by convenience sampling and randomly assigned to experimental and control group (15 people in each group). The research instruments included psychological well-being questionnaire (1989) and Corona anxiety questionnaire. Data were analyzed using descriptive and inferential statistics (multivariate and univariate analysis of covariance) in SPSS software version 19.
Findings The results showed the effect of stress-based mindfulness on psychological well-being and Corona anxiety in women with cardiovascular disease (p≤0.0001). The intervention explained 43% of the variance of psychological well-being and 24% of the Corona anxiety.
Conclusion. Considering the effectiveness of stress-based mindfulness therapy on psychological well-being and Corona anxiety in people with cardiovascular disease, it is suggested to apply this treatment method in psychological clinics and health centers to improve mental health.

Abstract
Aim. This study was conducted to compare the effect of positivism education and health promoting lifestyle education on psychological well-being and health anxiety in people with cardiovascular disease.
Background. People with cardiovascular disease have problems in the terms of psychological well-being and health anxiety and positivism education and health promoting lifestyle education are likely to be effective in improving psychological well-being and health anxiety.
Method: The present study was a semi-experimental study with pre-test and post-test design with a control group. The study population consisted of people with cardiovascular disease who referred to Golestan Hospital of Ahvaz city, Iran, in 2021. Sixty people were recruited by purposive sampling method based on inclusion criteria and randomly assigned to three equal groups. Experimental groups separately underwent 8 sessions of 90-minute duration by positivism education and health promoting lifestyle education, respectively, and during this time the control group did not receive any intervention. Data were collected by the demographic information form, short form health anxiety inventory and psychological well-being revisited questionnaire, and were analyzed by Chi-square, univariate analysis of variance, multivariate analysis of covariance and Bonferroni post-hoc test in SPSS-19 software.
Findings. The findings showed that the experimental and control groups did not significantly differ in terms of gender, education level, age and duration of cardiovascular disease. Both methods of positivism education and health promoting lifestyle education were effective in improving psychological well-being and health anxiety in people with cardiovascular disease (P≤0.0001), but there was no statistically significant difference between the intervention methods in improving psychological well-being and health anxiety.
Conclusion. The effect of both methods of positivism education and health promoting lifestyle education on improving psychological well-being and health anxiety was confirmed and there was no significant difference between these methods in improving psychological well-being and health anxiety. Therefore, health professionals and therapists can use both methods to improve health-related characteristics.