Study: Vitamin D Insufficiency Worsens Sleep Problems in Children with ADHD
ADDitude
APRIL 29, 2025
a clinical psychologist and a professor in the departments of psychiatry and behavioral sciences at Oregon Health & Science University. . “Poor sleep is a self-fulfilling prophecy,” says Joel Nigg, Ph.D., The pattern repeats indefinitely if not arrested.” The researchers noted several study limitations. Hiscock, H.,
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