Over the years, Health Promotion Board has carried out various studies and surveys to study population health.National Nutrition Survey 1998National Nutrition Survey 2004National Nutrition Survey 2010National Nutrition Survey 2019National Nutrition Survey 2022Summary on National Population Health Survey 2016/17National Population Health Survey 2019 ReportNational Population Health Survey 2020 ReportNational Population Health Survey 2021 ReportNational Population Health Survey 2022 ReportNational Population Health Survey 2023 Report