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Background: Mindfulness and emotion regulation have important effects on the variables related to mental health in chemical weapons victims. The purpose of this study was to examine the effectiveness of mindfulness-based stress reduction and emotion regulation training on the affect and mood in chemical weapons victims. Materials and Methods: This interventional study was conducted with two experimental groups and a control group including 47 male chemical weapons victims with high scores on the General Health Questionnaire in Sardasht city, Iran, randomly selected and then assigned to mindfulness training, emotion regulation training, and control groups. Mindfulness-based stress reduction (MBSR) training was used with experimental group 1, emotion regulation (ER) training was implemented with experimental group 2, and the control group received no training. Data were gathered using the General Health Questionnaire, Positive and Negative Affect and Depression-Happiness scales. Analysis of variance with repeated measure was used for analyzing the data. Results: The results indicated that mindfulness-based stress reduction and emotion regulation training significantly increased positive affect and mood and decreased negative affect in chemical weapons victims. Conclusion: The results supported the effectiveness of mindfulness and emotion regulation training on affect and mood in chemical victims. Therefore, attention to the effectiveness of mindfulness and emotion regulation on variables related to mental health is important in chemical weapon victims.

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Background and Aim: Nurses experience many psychological problems during the Coronavirus Disease 2019 (COVID-19) outbreak. This study aims to investigate the prevalence of depression, anxiety and suicidal ideation in nurses during the COVID-19 outbreak, and compare these problems in nurses based on gender, educational level, marital status and department.
Methods & Materials: This is a descriptive study conducted on 312 nurses working in hospitals in Malayer, Iran. who were selected using census method. They completed the Beck Depression Inventory, Beck Anxiety Inventory, and Scale for Suicidal Ideation questionnaire. Descriptive statistics and Multivariate Analysis of Covariance (MANCOVA) were used to analyze the collected data in SPSS v. 24 software.
Ethical Considerations: This study was approved by the Research Ethics Committee of Malayer University (Code: IR.MALAYERU.REC.1399.002).
Results: It was reported that 15.38% of nurses had moderate-to-severe depression; 46.47% had moderate-to-severe anxiety, 27.56% had plans for suicide, and 9.94% had active suicidal desire. The results of MANCOVA showed that depression (P=0.009) and anxiety (P=0.001) in female nurses was significantly higher than in male nurses. Depression and suicidal ideation of nurses with bachelor’s degree were higher compared to nurses with master’s degree (P=0.01). Anxiety and suicidal ideation of single nurses were higher compared to married nurses (P=0.01). Nurses in the emergency department (P=0.03), ICU/CCU (P=0.04) were more anxious than the pre-hospital emergency nurses.
Conclusion: Prevalence of depression, anxiety and suicidal ideation in nurses during the outbreak of COVID-19 in Iran is high. Therefore, it is recommended to use psychological therapies to reduce their depression, anxiety and suicidal ideation during the outbreak.