A tiger walks the same worn groove along the edge of its exhibit, like a broken record. A parrot methodically plucks out its own feathers until bare skin shows through. To a casual visitor, these can ...

Behaviors often include lying, impulsiveness and aggression. Many of those who've exhibited lifelong antisocial, aka sociopathic, behavior -- lying, impulsiveness, aggression, lacking concern for ...

For adults, attention-seeking behavior is a conscious or unconscious attempt to become the center of attention, sometimes to gain validation or admiration. It may be driven by jealousy or loneliness.

More than 100 recent cases of delirium, hallucinations and other unusual psychiatric behavior in Japanese patients treated with Tamiflu should have parents watching for similar reactions when treating ...

Some examples of narcissistic behavior include inflating one’s accomplishments to gain praise, ignoring other people’s feelings, and deliberately taking credit for someone else’s work. Narcissistic ...

Impulsive behavior can be part of an impulse control disorder or other mental health disorder but is not a disorder on its own. Some physical conditions can also cause impulsive behavior. An impulsive ...

Examples of passive-aggressive behavior can include lateness, avoidance, and silence. Passive-aggressive behavior can damage relationships and make communication difficult. Passive aggression is a ...

Carol Mathews receives funding from the National Institute of Health. She is affiliated with the Tourette Association of America, and the International Obsessive Compulsive Foundation. She is the ...