Promotion of a healthy lifestyle amid the COVID-19 pandemic in Indonesia is an important part of disease prevention. Public outreach via social media shapes the public perception of the government's campaign to stop COVID-19 spread. This study investigates the impact of social media and family social capital on the promotion of a healthy lifestyle. The study covered a sample of 165 women in Indonesia; it was conducted during the COVID-19 pandemic. Female respondents were selected because of

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... r essential role in the family. The results show that the awareness of a healthy lifestyle is most likely affected by family social capital rather than social media use. Greater cohesion and interaction among family members, less family conflict, and better paternal control contributed to stronger family social capital. These findings contribute to a better understanding of how a healthy lifestyle can help families survive the pandemic.