Food insecurity (FI) is a critical socioeconomic and public health problem globally, particularly affecting children's nutritional status and development. This cross-sectional study aimed to assess the prevalence of nutritional inadequacy among children and adolescents in the Cantagalo district of S & atilde;o Tom & eacute; and Pr & iacute;ncipe (STP), in Central Africa. It also assessed their households' FI si...