Bullying of brothers and sisters is common and often viewed as normal But sibling aggression negatively affects kids%27 and teens%27 mental health The negative impact was evident for both mild and ...

Angry outbursts at the office, threats made in everyday interactions: New research using data from hundreds of studies suggests folks who act out in this way often have narcissistic traits. They don't ...

A comprehensive analysis of 437 studies from around the world provides the best evidence to date that narcissism is an important risk factor for both aggression and violence, researchers said. The ...

Researchers find that primary school children with reduced cognitive skills for planning and self-restraint are more likely to show increased aggression in middle childhood. The study examined the ...

Dogs are man's best friend, but they are still animals, and sometimes their wolf-like behavior comes out in aggression. Some kinds of canine aggression to be aware of are resource guarding aggression, ...

Ideally, places of work should be rich in cooperation, with co-workers and managers working in tandem to reach business goals. In some instances, however, aggression upsets this harmony. Because ...