Jan 31, 2024 · Borderline personality disorder is a mental health condition that affects the way people feel about themselves and others, making it hard to function in everyday life.

The first formal definition of borderline disorder is widely acknowledged to have been written by Adolph Stern in 1938. [226][227] He described a group of patients who he felt to be on the …

Jul 25, 2025 · Borderline personality disorder (BPD) is a mental health condition marked by extreme mood swings, impulsive behaviors and unstable relationships.

Information about borderline personality disorder, including signs and symptoms, diagnosis, and treatments for borderline personality disorder.

What causes borderline personality disorder? Mental health experts don’t know exactly what causes BPD. Some studies have shown it may be passed down in families. Your social and …

WebMd explains borderline personality disorder (BPD), its types, signs, causes, diagnosis and treatment options. Learn how to manage BPD symptoms.