Development of circadian rest-activity rhythms during the first year of life in a racially diverse cohort

Abstract Study Objectives To describe the development of circadian rest-activity rhythms (CRARs) during infancy in a racially diverse cohort. Methods We studied 414 infants from the Nurture birth cohort (51.2% female, 65.2% Black) who wore actigraphs on their left ankles for 4 days and nights at 3,...

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