(StudyFinds) – Most people who grew up with brothers or sisters know sibling relationships aren’t always picture perfect. A sibling can be your best friend one minute, and your worst enemy the next.

A binational analysis was published this month by the Journal of Family Issues, suggesting that teens with more siblings may have poorer mental health — depending on numerous factors. The study, ...

Feel like your parents always favored your older sibling? They might have benefited from that more than you realize. A new study suggests all that extra attention makes first-born children smarter ...

The number of siblings that teenagers have is beyond their control, but new research suggests it may influence their mental health. Teens that come from larger families tend to have worse mental ...

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 ...