Risk factors of breast problems in mothers and its effects on newborns.

Background: During lactation, especially the first few days after birth, some breast problems can cause pain and inadequate milk emptying.

Objectives: This study aimed to investigate the risk factors of breast problems and their effect on neonatal complications.

Patients And Methods: This case-control study was conducted on 566 infants referred to Mashhad Ghaem Hospital clinic (from 2008 to 2012) in Iran.

Effect of prenatal selenium supplementation on cord blood selenium and lipid profile.

Background: Selenium is an essential trace element and as a component of selenoproteins it plays a key role as an antioxidant. We aimed to evaluate the effect of selenium supplementation during pregnancy on cord blood selenium content and lipid profile.

Methods: This trial was performed on 166 eligible women who were randomized to receive 100 μg of selenium, as selenium-yeast (Se group) or a placebo-yeast tablet (placebo group).