According to a study published in the New England Journal of Medicine (1999;341:549-555, 601-602), if a woman is pregnant and has hypothyroidism, the IQ of the child may be adversely affected. Women with untreated thyroid deficiency during pregnancy are 4 times more likely to have children with lower IQ scores. 19% of the children whose
Vitamin D status may be related to the tendency to develop diabetes during pregnancy, according to a study published in the Journal of Obstetrics and Gynecologic and Neonatal Nursing (volume 41, Issue 3, pages 328–338, May/June 2012). This was a meta-analysis that looked at six studies performed between 1999 and 2011. Five of the studies