Sibling relationships shape our sense of friendship, loyalty, perspectives on trust, and perceptions of self,” says Amy ...

You drink a strawberry smoothie, cool to the right temperature and deep red in color, whirled in its cup, as your two kids ...

Our sibling relationships shape our identities, influence our behavior, and even affect our mental and physical health.

Your parents, even the rest of the world, view you and your siblings quite differently. If you ever wondered who was more likable among you and your siblings, researchers may have finally answered the ...

Leo and stepbrother Adam Farrar were close as children and grew up together in Southern California. Like his stepbrother, ...

Do you have siblings? If so, what are your relationships with them like? How much do you think they have influenced you — your personality, interests, beliefs and behavior?...Anyone raising more than ...

In addition to sibling relationships, you get into genetic determinants in your new book, “The Family Dynamic,” from which this story is adapted. What can genes tell us? The binary idea of ...