Burnout Intervention During War for Hospital Staff in Ukraine

Inclusion Criteria: * Respondents must be 18 years of age or older. * Sufficient command of the Ukrainian language to understand the materials and complete the questionnaires. * Voluntary informed consent to participate in the study and data processing. * Permanent residence in Ukraine at the time of participation in the study. * Belonging to the working civilian population (medical or non-medical workers). * Technical ability to participate online (access to the internet and an electronic device for completing questionnaires and participating in training). * Skills/ability to attend online sessions and use smartphone chat for communication. * Willingness to complete questionnaires at specified time points (T0, T1, T2). Exclusion Criteria: * Inability to provide informed consent or limited legal capacity. * Presence at the time of inclusion of a condition that significantly complicates participation in the study or adherence to the protocol (acute psychotic episodes, manic states, severe cognitive impairment, decompensated somatic diseases, active dependence on psychoactive substances), Severe mental state or pronounced mental distress requiring urgent specialized care. * Current intensive psychotherapeutic or psychiatric treatment that may significantly affect the assessed indicators. * Lack of technical ability to participate in online training or complete questionnaires at specified times. * Inability to use a smartphone or significant visual, hearing, or speech impairments that prevent interaction with the application and completion of questionnaires. * Refusal to participate or withdrawal of informed consent at any stage of the study.