Children breastfed for at least 6 months showed 27% lower odds of developmental delays when exclusively breastfed, and 14% lower odds with mixed feeding. Benefits were most significant for language ...

Brother and sister relationships have tremendous influence over children’s adjustment and development — about as much as parenting does.

While sibling rivalry often captures more attention, it is the moments of sibling revelry that truly fortify familial bonds and contribute to psychological well-being. Sibling relationships are among ...

Modern research echoes Adler’s theses. In simple terms, siblings differentiate themselves to reduce direct competition. If ...

When we think about the relationships that shape us, we often default to discussing our parents. Decades of psychological research have explored the influence of parenting styles, attachment dynamics, ...

When parents catch behavioral issues in their younger children such as aggression, defiance, rule-breaking, or difficulty controlling impulses, the first instinct may be to adjust their parenting ...

Marissa Nivison receives funding from the Social Sciences and Humanities Research Council of Canada. Sheri Madigan receives funding from the Social Sciences and Humanities Research Council, the ...