Our Borderline Personality Disorder (BPD) Main Article provides a comprehensive look at the who, what, when and how of Borderline Personality Disorder (BPD)
Definition of Borderline personality disorder
Borderline personality disorder: A personality type characterized by difficulty forming and keeping stable relationships, highly emotional or aggressive behavior, impulsivity, and rapid shifts in values, self-image, mood, and behavior.
Last Editorial Review: 6/9/2016
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