For years, compulsive behaviors have been viewed as bad habits stuck on autopilot. But new research in rats found the opposite: inflammation in a key decision-making brain region actually made ...

Researchers had previously discovered a population of immune cells within the brain that can act as accelerators and brakes ...

Although anger is not a core symptom of obsessive-compulsive disorder (OCD), it is a common experience in people with OCD. OCD involves intrusive thoughts and feelings, and a person uses compulsive ...

Researchers at Karolinska Institutet in Sweden have identified a brain circuit that can drive repetitive and compulsive behaviors in mice, even when natural rewards such as food or social contact are ...

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"?

People who have chronic traumatic encephalopathy (CTE) who have a family history of mental illness may have a higher risk of aggression in middle age, according to a study published in the November 27 ...