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Media play an important role in shaping and changing the attitudes, thoughts, and behaviors of their audiences regarding health issues. Therefore, there is a need to explore and identify media health literacy concepts and domains. This is a cross-sectional study to design and psychometry an instrument to assess Media Health Literacy (MeHLit) from June to Septemper 2021. Relevant literature was reviewed to identify an item pool, and an expert panel was convened to choose items that might be included in the scale. The validity of the questionnaire was assessed through face validity (qualitative and quantitative),content validity (qualitative and quantitative) and construct validity (exploratory and confirmatory factor analysis) in 213 adults. Internal consistency of the scale was assessed by Cronbach’s alpha. The content validity and reliability were demonstrated by CVR = 0.87 and CVI = 0.93, Cronbach’s α = 0.91. Exploratory fact ....

Media Health Literacy Mehlit , Tarbiat Modares University , Media Health Literacy , Health Literacy , Media Literacy , Media Health , Content Validity Index , Factor Analysis , Visual Comprehension ,