If you’ve ever watched a pair of siblings laughing over an inside joke, backing each other up at the dinner table, or navigating life with the seamless shorthand of best friends, you might assume it’s ...

Research consistently shows that relationships with siblings are special and important for well-being across the lifespan. In the United States, one in six children has a developmental or behavioral ...

Growing up, Lois Braverman was the star of her family. The elder of two, she was a straight-A student—hyper-responsible, and, she admits, quite humorless around the house. Her less-ambitious brother ...

"It's been part of our culture, at least in the US, to think that siblings fight. That there's going to be lots of times they don't get along. That's what they do," said Laurie Kramer, a professor of ...

cuddled up close to each other, she was shocked to see the siblings actually getting along. The pet owner had to film the encounter for posterity since, in the beginning, no one believed that the four ...

Sibling relationships are complicated, and while some rivalry is normal in childhood, whether or not brothers and sisters stay close as adults often has roots in the way they were raised. Parents may ...