Background: The purpose of this study was to assess the effects of the Bienestar/NEEMA Coordinated School Health Program (BN CSHP) on cardiorespiratory fitness (CRF) of preschool children.
Methods: A cluster randomized trial was conducted of preschools in South Texas. Of 48 eligible schools, 28 were randomly assigned (14 intervention, 14 control).
Background: Childhood obesity is a public health concern that disproportionately affects populations from low socioeconomic status (SES) and minority groups. Evaluation of social and health risk factors of preschool children living along the Texas-Mexico border provides feedback to design health interventions.
Methods: South Texas Early Prevention Study-PreK (STEPS-PreK) is a cluster randomized trial designed to assess the effect of the Bienestar coordinated school health program on children's health outcomes.
During early postnatal ontogeny in most mammals, the lung is structurally and functionally immature. In some species with relatively altricial lung morphology, there is evidence of a coupling between functional maturity of the pulmonary cellular immune system and alveolar maturation. Herein, we examine changes in alveolar macrophage (AM) number and function occurring during alveolarization in a more precocial species, the pig, to determine if heightened oxidative metabolism and phagocytic ability is similarly delayed until completion of lung morphogenesis.
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