what is Borderline Personality Disorder? I have headache and also uncomfortable feeling. I truly don’t think I have it what is my problem. Can you help?

Based on the following information, could you answer the above question? 
        
OVERVIEW
Signs of borderline personality disorder include fear of abandonment, unstable sense of self, anger management issues and more.
Borderline personality disorder is a mental health condition marked by extreme mood fluctuations, instability in interpersonal relationships and impulsivity.
What is borderline personality disorder (BPD)?
Borderline personality disorder (BPD) is a mental health condition marked by extreme mood fluctuations, instability in interpersonal relationships and impulsivity.

People with BPD have an intense fear of abandonment and have trouble regulating their emotions, especially anger. They also tend to show impulsive and dangerous behaviors, such as reckless driving and threatening self-harm. All of these behaviors make it difficult for them to maintain relationships.

Borderline personality disorder is one of a group of conditions called “Cluster B” personality disorders, which involve dramatic and erratic behaviors. Personality disorders are chronic (long-term) dysfunctional behavior patterns that are inflexible, prevalent and lead to social issues and distress.

Many people who live with borderline personality disorder don't know they have it and may not realize there’s a healthier way to behave and relate to others. Limit your response to 350 words.
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