Pregnancy supplementation D can reduce the risk of hyperactivity in children
Danish researchers said that expectant mothers to supplement vitamin D during pregnancy can cause children with attention deficit hyperactivity disorder (ADHD), that is, the risk of ADHD is reduced. The researchers examined vitamin D levels in the cord blood of 1,123 newborn infants from Odense County. Then, when the children were 2 and a half years old, the mothers were asked to fill out a “children's behavior self-examination†questionnaire to help identify the symptoms of ADHD. Professor Nils Brunberg of the University of Southern Denmark in charge of the study published an article in the Australian and New Zealand Journal of Psychiatry saying that if mothers supplement vitamin D during pregnancy, their content in the cord blood will be increase. "Each increase in vitamin D concentration by 10 nmol/L will reduce the risk of ADHD by up to 10% in the population by 11%." However, researchers have not figured out why vitamin D can prevent ADHD. Previous studies have shown that vitamin D plays an important role in the formation of the brain.
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