"Sleep Duration and Metabolic Syndrome in U.S. Adults: Evidence of a U-Shaped Association From NHANES 2005-2020".
PurposeTo examine the association between sleep duration and metabolic syndrome (MetS) prevalence in U.S. adults.DesignCross-sectional analysis of National Health and Nutrition Examination Survey (NHANES) data.SettingUnited States.Sample14 982 adults (≥18 years) from 7 NHANES cycles (2005-2020) with complete data on sl...