en <span style=font-size:12pt><span style=line-height:normal><span style=font-family:Calibri,sans-serif><b><span style=font-size:10.0pt><span style=font-family:Cambria,serif><span style=color:#4f81bd>Aims:</span></span></span></b><span style=font-size:10.0pt><span style=font-family:Cambria,serif> The elderly population, both globally and in Iran, is increasing. The well-being of the elderly is a crucial aspect of health. This study aimed to examine the impact of social cognitive determinants on the healthy lifestyle of older adults.</span></span></span></span></span><br> <span style=font-size:12pt><span style=line-height:normal><span style=font-family:Calibri,sans-serif><b><span style=font-size:10.0pt><span style=font-family:Cambria,serif><span style=color:#4f81bd>Instrument & Methods:</span></span></span></b><span style=font-size:10.0pt><span style=font-family:Cambria,serif> This cross-sectional study was conducted in 2021, involving 455 elderly in Rasht City, Guilan Province. Data on demographic characteristics, lifestyle information, and constructs of the social cognitive theory were collected.</span></span></span></span></span><br> <span style=font-size:12pt><span style=line-height:normal><span style=font-family:Calibri,sans-serif><b><span style=font-size:10.0pt><span style=font-family:Cambria,serif><span style=color:#4f81bd>Findings:</span></span></span></b> <span style=font-size:10.0pt><span style=font-family:Cambria,serif>The majority of participants had an average lifestyle. Among the various components, prevention received the highest score for a healthy lifestyle among the elderly, while physical activity received the lowest score. Among the constructs of the social cognitive theory, outcome expectancies had the highest mean score, while self-efficacy had the lowest mean score. The correlation analysis revealed significant and direct relationships between the constructs of the cognitive theory and healthy lifestyle scores among the elderly. Awareness, self-regulation, social support, and outcome expectations significantly predicted lifestyle behavior.</span></span></span></span></span><br> <span style=font-size:12pt><span style=line-height:normal><span style=font-family:Calibri,sans-serif><b><span style=font-size:10.0pt><span style=font-family:Cambria,serif><span style=color:#4f81bd>Conclusion:</span></span></span></b> <span style=font-size:10.0pt><span style=font-family:Cambria,serif>The social cognitive theory holds predictive value for understanding the lifestyle of older adults. </span></span></span></span></span><br> Life Style,Aged,Health, 315 322 http://hehp.modares.ac.ir/browse.php?a_code=A-10-81751-1&slc_lang=en&sid=4