Modern research echoes Adler’s theses. In simple terms, siblings differentiate themselves to reduce direct competition. If one child becomes the “responsible one,” another may lean into creativity or ...

Nearly 80% of U.S. children grow up with a sibling. For many, brothers and sisters are life companions, close confidants and sharers of memories. But siblings also are natural competitors for parents’ ...

One teen felt constantly overshadowed by her brother who was a professional athlete. So when she decided to keep the secret ...

Siblings raised under the same roof can grow into very different people. Explore how culture, birth order, and family ...

Sibling relationships shape who we become, helping us learn to express emotions, develop social skills, and feel a sense of security and belonging. While siblings commonly engage in rivalry and ...

What is it like being a firstborn? It may mean you are the original experiment, the one who breaks in the parents and sets the tone for everyone who follows. Psychologists say firstborns develop a ...

New research has linked the death of a sibling early in life to a 17% increased risk of cardiovascular disease, with most being early-onset. The findings highlight the profound impact of bereavement ...

Our siblings are our first friends, hopefully. They're the ones who watch you go through everything in your life, even the things you would rather not remember. You would hope that all of you would be ...

As Prince Harry's accounts of a troubled relationship with his brother, Prince William, in his new memoir "Spare" make waves, you may be wondering if there's any hope for a relationship so fraught — ...