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 ...

Dr. Becky, a clinical psychologist, believes sibling rivalry isn't necessarily a problem. It's a training ground for lifelong ...

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 ...

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 ...

Many adults figure out how to get along with their brothers and sisters by the time they reach adulthood. Many do not. Love and support often characterize families, and they characterize how siblings ...