Teens who frequently lash out at others may face lasting physical health consequences later in life, according to research published in the journal Health Psychology. The study found that aggressive ...

Research scientists say kids who are persistently aggressive or defiant in their teens were likely showing signs of persistent aggressive behavior years earlier when they are toddlers. Sometimes as a ...

The real danger of passive aggressive behavior is that it often sneaks up on adults, quietly accumulating as a series of minor but irritating behaviors. Then, suddenly, the young person makes one more ...

Do you work with a student who consistently performs at a level that is beneath his ability? Is there a child in your classroom who habitually procrastinates, predictably “forgets,” and inevitably ...

Bottom Line: Neural activity in the cortical amygdala determines whether mice engage in aggressive or pro-social behavior Results: By performing a network analysis on whole-brain activity of male mice ...

Aggressive behaviors often characterized by action — such as manipulating others, hurting themselves or those around them, or engaging in harmful conversations with malicious intent. However, ...

Before we had gaslighting and narcissism, passive-aggressive behavior was considered a major faux pax. It still is and for good reason. But let's back up a second—what exactly is "passive aggression"?