The study found there was an observed effect of around 1.5 IQ points for each increase in birth-order position.

We know that birth order can have a big effect on a person’s experience ... a middle child forgotten amid the fray or a ...

A phrase eldest daughters often say well into adulthood is “I can handle it on my own,” which displays a fierce sense of ...

The next habit the youngest child in each family carries well into adulthood is needing help mastering basic life skills.

and research has since shown conflicting results about the impact of birth order. Middle children have personalities that are often overshadowed by their other siblings. The older sibling is ...

Parents often face sibling rivalry when raising multiple children, influenced by birth order and family dynamics.

Birth order plays a role in mental health, according to a new study. Being the eldest sibling or being an only child may be linked to anxiety and depression in kids as young as age 8, according to ...

Levels of grief did not seem to change if the deceased sibling was older or younger -- birth order didn't seem to matter. Looking at the Oct. 7 event specifically, grief seemed to have a more ...

Pázmány Péter Catholic University Faculty of Humanities and Social Sciences, Sociology, Budapest, Hungary Maria Kopp Institute for Demography and Families, Budapest, Hungary The aim of our research ...

Sarah* was seven when she first met her birth parents and “could tell at that age that something wasn’t quite right”. She and ...

KENTUCKY (FOX 56) — Just two days after a Kentucky woman’s arrest for allegedly killing and dismembering her mother, a sibling of the suspect has requested an emergency protective order ...