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 ...

A new study is showing a cycle: aggressive driving fuels more aggression. AAA Foundation for Traffic Safety's survey revealed 96% of drivers admitted to at least one aggressive driving behavior during ...

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"?

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, ...

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 ...