Grudges can be good. They are one habit that humans have evolved to keep ourselves from the pain of breakups and also from eating mozzarella sticks for every meal. By Jolie Kerr Have you ever held a ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." You're really pissed at someone. Like, beyond angry. And the way you feel is totally justified, given ...

New research published in the Personality and Social Psychology Bulletin provides evidence that holding a grudge is driven by a specific emotional cocktail of both hurt feelings and anger. The ...