Personality is identified by our lived experiences, our inherited traits, and our environment. Our personality traits include both genetics and personal experiences. How we engage with our environment ...

There is a false belief that "splitting" is only done by those with borderline personality disorder (BPD). Here, I will discuss what splitting is, other disorders that also utilize this type of ...

Rates of bipolar disorder diagnoses have been rising for decades, causing concern among experts that the condition is overdiagnosed. Because bipolar disorder overlaps with other illnesses, ...

The exact cause of personality disorders is unclear. However, genetics, neurological differences, and environmental factors may contribute to the development of these complex mental health conditions.

Where mood disorders can cause temporary or fluctuating changes in mood, personality disorders cause symptoms that remain consistent over time and across a range of situations. For example, bipolar ...

No cluster D of personality disorders is currently featured in the Diagnostic and Statistical Manual of Mental Disorders, 5th edition, text revision (DSM-5-TR). Only clusters A, B, and C are ...

Genetics is just one of several factors thought to influence personality disorder development. Life experiences, family dynamics, coping mechanisms, and social learning may all be contributing factors ...

Medically reviewed by Elle Markman, PsyD, MPH Key Takeaways BPD affects mood, relationships, and how people see ...

HAMBURG — What is “normal” and what isn’t? This question is constantly being renegotiated in psychology. And sometimes, the boundaries shift, as they are now. What is considered a personality disorder ...

Symptoms of ASPD can start in childhood and may include manipulative and reckless behaviors. ASPD often co-occurs with other mental health conditions, which makes it harder to treat. Up to 31% of ...