Association Between Blood Heavy Metal Exposure and Sleep Duration Among Korean Adults: Data From the Korea National Health and Nutrition Examination Survey, 2005–2017
Objectives: We evaluated the associations between blood mercury (Hg), lead (Pb), and cadmium (Cd) concentrations and sleep duration among Korean adults and explored whether these associations differed across subgroups.Methods: This cross-sectional study included 17,831 adults aged ≥20 years from the Korea National Heal...