Study aim: Determining the effect of implementing a family-centered empowerment model on psychological well-being and health-promoting lifestyle in multiple sclerosis patients Design: This study is a randomized clinical trial without blinding. Settings and conduct: This study is a randomized clinical trial without blinding that will be conducted at the Multiple Sclerosis Clinic at Vali Asr Hospital, Fasa University of Medical Sciences. Participants/Inclusion and exclusion criteria: In this study, 60 multiple sclerosis patients will participate. Inclusion criteria include willingness to participate in the study, being literate, and having at least 6 months of multiple sclerosis history. Exclusion criteria include missing more than two sessions of educational sessions, exacerbation and worsening of the disease, and unwillingness to continue participating in the study for any reason. Intervention groups: 30 multiple sclerosis patients will be included in the intervention group. Main outcome variables: Psychological well-being, health-promoting lifestyle