If you have been experiencing intense emotional swings, difficult relationships, or a persistent fear of being abandoned, you may be wondering whether borderline personality disorder (BPD) could explain what you are going through. This free BPD test is a good starting point.
It will not give you a diagnosis — only a licensed mental health professional can do that — but it can help you identify whether your experiences align with the clinical symptoms of BPD, and whether it is worth seeking a formal evaluation.
What Is Borderline Personality Disorder?
Borderline personality disorder is a mental health condition characterized by intense emotional instability, a deeply unstable sense of self, and significant difficulties in relationships. People with BPD often experience emotions far more intensely than others — and those emotions take much longer to return to baseline.
BPD affects an estimated 1.6–5.9% of the general adult population, though many clinicians believe it is significantly underdiagnosed. For those living with it, the disorder touches nearly every area of life: how they feel about themselves, how they relate to others, how they make decisions, and how they manage distress.
Despite its reputation as one of the more challenging personality disorders, BPD is also one of the most treatable. With the right therapeutic approach, many people experience significant and lasting improvement.
The Nine DSM-5 Criteria for BPD
To be diagnosed with borderline personality disorder, a person must meet at least five of the following nine criteria, as defined by the Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition (DSM-5). The pattern must be persistent, pervasive, and not better explained by another condition.
- Frantic efforts to avoid abandonment — real or imagined, including frantic behaviors to prevent rejection or separation
- Unstable and intense relationships — alternating between idealization (“you are perfect”) and devaluation (“you are terrible”), known as splitting
- Unstable sense of self — persistently and markedly unstable self-image or sense of identity
- Impulsivity in at least two self-damaging areas — such as spending, sex, substance use, reckless driving, or binge eating
- Recurrent suicidal behavior, gestures, threats, or self-harm
- Emotional instability — intense and rapidly shifting moods (e.g., intense episodic dysphoria, irritability, or anxiety lasting hours rather than days)
- Chronic feelings of emptiness
- Inappropriate, intense anger — difficulty controlling anger, frequent displays of temper, recurrent physical fights
- Transient, stress-related paranoid ideation or severe dissociation
Take the Free BPD Self-Assessment
This quiz is based on the McLean Screening Instrument for BPD (MSI-BPD), a validated clinical screening tool developed by researchers at McLean Hospital and widely used by mental health professionals. It is not a diagnostic tool, but it has been shown to reliably identify people who should seek a formal clinical evaluation.
BPD Symptoms Explained in Depth
Fear of Abandonment
For most people, the prospect of a relationship ending is upsetting but manageable. For someone with BPD, it can feel catastrophic — even when abandonment is not actually happening, or is only imagined. This fear drives behaviors that may seem extreme from the outside but are, from the inside, an attempt to prevent an overwhelming loss.
Common responses include repeated reassurance-seeking, clinging, rage, self-harm threats used as bids for connection, or — at the other extreme — preemptively pushing people away before they can leave. The underlying belief is typically: I am not lovable, and when people see who I really am, they will leave.
Splitting — Idealization and Devaluation
Splitting is one of the most defining features of BPD and one of the most disruptive to relationships. It involves seeing people, situations, and the self in extreme all-or-nothing terms — someone is either perfect or worthless, a relationship is either ideal or a catastrophe, the self is either entirely good or entirely bad.
This is not a conscious choice or a manipulation tactic. It is a developmental pattern that reflects difficulty integrating contradictory feelings about the same person or situation. Therapy — particularly DBT and mentalization-based treatment — specifically targets splitting by building the capacity for more nuanced, integrated thinking.
Identity Disturbance
People with BPD often describe not knowing who they are. Their values, beliefs, career goals, and sense of self shift frequently — sometimes depending on who they are with. This chronic identity instability is distressing and can make long-term planning or commitment feel impossible.
It also contributes to the intense nature of relationships in BPD: other people are sometimes used, unconsciously, as anchors for a sense of self that does not feel stable on its own.
Emotional Dysregulation
Emotional experiences in BPD are more intense than average — a feature that researchers describe as higher emotional baseline, greater emotional sensitivity, and slower return to emotional baseline after a trigger. This means that ordinary events can produce extraordinary emotional responses, and those responses linger far longer than they would for most people.
Crucially, this is not a personality flaw or a choice. Neuroimaging research has shown structural and functional differences in the brains of people with BPD, particularly in the amygdala — the brain’s emotion-processing center — which shows heightened reactivity to emotional stimuli.
Impulsivity and Self-Destructive Behavior
Impulsivity in BPD typically emerges in the context of emotional pain. Spending, substance use, reckless sex, binge eating, and dangerous driving often function as attempts to escape or manage unbearable emotional states rather than as thrill-seeking in isolation.
Self-harm (cutting, burning, hitting) is similarly often driven by emotion regulation — many people with BPD report that physical pain temporarily relieves the intensity of emotional pain, or that it makes them feel real during episodes of dissociation. This is one of the primary reasons DBT was developed: to provide alternative emotion regulation strategies that do not carry the same risks.
Chronic Emptiness
Many people with BPD describe a persistent, painful inner emptiness — a feeling of being hollow or somehow less real than other people. This is distinct from depression, though the two frequently co-occur. The emptiness is not always connected to a specific trigger; it is a chronic baseline state that some people describe as one of the hardest features of BPD to live with.
Dissociation and Paranoid Ideation
Under severe stress, some people with BPD experience brief paranoid thinking — the sense that others are hostile or that they are being persecuted — or dissociation, a feeling of being cut off from themselves or their surroundings, watching themselves from outside, or feeling that the world is not quite real.
These episodes are typically triggered by stress and are short-lived, which distinguishes them from the sustained paranoia or dissociation seen in psychotic disorders.
BPD in Men vs. Women
BPD is diagnosed significantly more often in women than in men, but research suggests this largely reflects diagnostic bias rather than true prevalence differences. Men with BPD are more likely to be diagnosed with ASPD (antisocial personality disorder) or substance use disorder, because their symptoms — which may express as aggression, substance misuse, or rule-breaking rather than self-harm or emotional lability — fit the stereotypes of those conditions more neatly.
When men with BPD are correctly identified and treated, their outcomes are comparable to women’s.
BPD vs. Bipolar Disorder — Understanding the Difference
BPD and bipolar disorder are among the most commonly confused mental health conditions, and the distinction matters for treatment.
| Feature | BPD | Bipolar Disorder |
|---|---|---|
| Mood episode duration | Hours to a day | Days to weeks or months |
| Typical trigger | Interpersonal events | Often no clear trigger |
| Mood between episodes | Baseline instability | Relatively stable |
| Core feature | Unstable identity, fear of abandonment | Cycling between mania/hypomania and depression |
| Primary treatment | DBT, schema therapy | Mood stabilizers, psychotherapy |
The two conditions can co-occur. If you have been diagnosed with bipolar disorder but the treatment has not been effective, or if your mood shifts feel tied to what is happening in your relationships rather than independent cycles, it is worth discussing BPD with your clinician.
BPD and Trauma
There is a well-established relationship between BPD and childhood trauma, particularly emotional abuse, neglect, and sexual abuse. Research suggests that up to 70% of people with BPD report a history of childhood trauma, and BPD and PTSD (post-traumatic stress disorder) share several features including emotional dysregulation, dissociation, and interpersonal difficulties.
This overlap has led to significant debate in the field about whether BPD is better understood as a trauma response than as a personality disorder per se. The practical implication is that trauma-informed treatment is an important component of effective BPD care for many people.
How Is BPD Diagnosed?
There is no blood test or brain scan for BPD. Diagnosis is made through a comprehensive clinical evaluation that includes a detailed interview about symptoms, history, and functioning. Clinicians typically look for:
- Evidence that the pattern has been present since at least early adulthood
- Symptoms that are pervasive across different situations and relationships, not just with one person
- Significant distress or functional impairment as a result of the symptoms
- Symptoms not better explained by another condition, substance use, or a medical issue
Standard assessment tools include the Structured Clinical Interview for DSM-5 Personality Disorders (SCID-5-PD) and the Zanarini Rating Scale for BPD (ZAN-BPD). The MSI-BPD used in this article is a validated screening instrument designed to identify who should proceed to full evaluation.
BPD is often misdiagnosed, and the average lag between first seeking help and receiving a correct BPD diagnosis has been estimated at more than ten years. Common misdiagnoses include bipolar disorder, depression, PTSD, and ADHD. If you have received one of these diagnoses but treatment has not been effective, BPD is worth raising with your clinician.
Treatment for BPD
Dialectical Behavior Therapy (DBT)
DBT is the gold standard treatment for BPD and has the strongest evidence base of any therapeutic approach for the condition. Developed by Dr. Marsha Linehan — who later disclosed her own BPD diagnosis — DBT combines cognitive-behavioral techniques with mindfulness and acceptance strategies.
A full DBT program typically includes individual therapy, weekly group skills training, phone coaching between sessions, and a therapist consultation team. The four core skill modules are:
- Mindfulness — observing thoughts and feelings without reacting to them
- Distress tolerance — surviving crisis moments without making them worse
- Emotion regulation — understanding and reducing vulnerability to intense emotions
- Interpersonal effectiveness — maintaining self-respect and relationships while asking for what you need
DBT has been shown to significantly reduce self-harm, suicidal behavior, hospitalizations, and dropout from treatment.
Schema Therapy
Schema therapy targets the deeply held beliefs about the self and others — called early maladaptive schemas — that typically develop in childhood when core emotional needs go unmet. For BPD, common schemas include abandonment/instability, defectiveness/shame, and emotional deprivation.
Schema therapy works by identifying which schemas are driving current difficulties, understanding where they came from, and gradually building healthier ways of meeting emotional needs. It is particularly useful for people with BPD who have complex trauma histories.
Mentalization-Based Therapy (MBT)
Mentalization — the capacity to understand our own mental states and those of others — is consistently impaired in BPD, particularly under emotional stress. MBT specifically targets this capacity, helping people develop a more stable and accurate sense of what is happening inside themselves and inside others.
MBT has a strong evidence base for BPD, particularly for reducing self-harm and improving interpersonal functioning.
Transference-Focused Psychotherapy (TFP)
TFP is a psychodynamic approach that uses the relationship between therapist and patient as the primary vehicle for change. It focuses on how the patient relates to the therapist — which often mirrors the splitting and intensity seen in other relationships — and uses this as material for exploration and change.
TFP has been shown to be effective for BPD and is particularly well-suited to people who engage well with a more exploratory style of therapy.
Medication
No medication is specifically approved by the FDA for BPD. However, medications are often used to target specific symptom clusters:
- SSRIs or SNRIs — for depression, anxiety, and emotional dysregulation
- Mood stabilizers (e.g., lamotrigine, valproate) — for emotional lability and impulsivity
- Low-dose antipsychotics — for paranoid ideation, dissociation, or severe emotional dysregulation
- Naltrexone — sometimes used for self-harm behaviors linked to emotional numbing
Medication works best as a complement to psychotherapy. It can reduce the intensity of symptoms and make therapy more accessible, but it does not address the underlying patterns.
Living with BPD — What Recovery Looks Like
Recovery from BPD is not the same as the absence of all symptoms. For most people, it means developing the skills and self-awareness to navigate emotions and relationships without being overwhelmed by them — a life that is stable, connected, and meaningful.
Research is encouraging. Long-term follow-up studies have found that the majority of people with BPD achieve remission from the DSM-5 criteria within ten years of diagnosis, and many do so within five. Recurrence rates are lower than for many other mental health conditions.
The factors most associated with good outcomes are: engaging in sustained, evidence-based therapy; addressing co-occurring conditions like depression or PTSD; having at least some supportive relationships; and developing distress tolerance skills that reduce the impact of emotional crises.
Recovery is not linear. There are setbacks, difficult periods, and times when the work feels impossibly hard. But BPD is genuinely one of the most treatment-responsive personality disorders in clinical practice — and early treatment is consistently associated with better outcomes than delayed treatment.
When to Seek Help
If this assessment returned a score above the clinical threshold, or if you recognize yourself in the descriptions above, please consider speaking to a mental health professional. You do not need a crisis to seek support — the earlier BPD is identified and treated, the better the outcomes.
If you are currently experiencing suicidal thoughts or urges to self-harm, please reach out to the 988 Suicide and Crisis Lifeline by calling or texting 988. Support is available 24/7.
If you are based in Massachusetts, Cedar Hill Behavioral Health offers specialized treatment for BPD and co-occurring conditions. Our clinical team is experienced in DBT, schema therapy, and trauma-informed care, delivered through our Partial Hospitalization Program (PHP) and Outpatient Program. Contact us to speak with a member of our admissions team.
Frequently Asked Questions
Can I have BPD without self-harm or suicidal behavior?
Yes. Self-harm and suicidal behavior are listed as one of the nine DSM-5 criteria for BPD, and a diagnosis requires meeting only five of the nine. Many people with BPD do not engage in self-harm. The disorder can present very differently from person to person depending on which criteria are met.
Is BPD the same as being emotionally sensitive?
Not exactly. High emotional sensitivity is a trait that exists on a spectrum — many people are more emotionally sensitive than average without having BPD. BPD involves a level of emotional intensity, impulsivity, and functional impairment that goes significantly beyond sensitivity, and it has a specific pattern of relationship instability and identity disturbance that is not simply explained by sensitivity alone.
Can BPD go away on its own without treatment?
Long-term studies suggest that some BPD symptoms do reduce naturally over time, particularly impulsivity and self-harm. However, the core interpersonal and identity features are less likely to remit without treatment, and the associated suffering and functional impairment make waiting for natural remission a poor strategy. Treatment significantly accelerates improvement.
Is BPD genetic?
Research suggests a genetic component, with heritability estimates ranging from 40–60%. However, genetics alone do not determine whether someone develops BPD — environmental factors, particularly early relational trauma and invalidating environments, play a significant role. BPD is best understood as a gene-environment interaction.
How do I tell someone I think I might have BPD?
Start with your primary care physician or an existing therapist if you have one. Describe your symptoms in practical terms — what you experience emotionally, how your relationships tend to go, whether you struggle with impulsivity or self-harm — rather than leading with a diagnosis you suspect. If you want a specific evaluation, you can ask for a referral to a psychiatrist or psychologist who specializes in personality disorders.
Can someone with BPD have healthy relationships?
Yes. With treatment, many people with BPD develop stable, fulfilling relationships. DBT’s interpersonal effectiveness module specifically addresses the skills needed for this. BPD does not preclude connection — it creates particular challenges that, with support, can be meaningfully addressed.
This article was written by the Cedar Hill Behavioral Health Editorial Team and medically reviewed by Matthew Howe, PMHNP-BC, a Board-Certified Psychiatric Mental Health Nurse Practitioner specializing in personality disorders, mood and anxiety disorders, and PTSD. This content is for informational purposes only and does not constitute medical advice or replace a clinical evaluation.
References: American Psychiatric Association. Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition (DSM-5). Zanarini, M.C. et al. (2003). The McLean Screening Instrument for DSM-IV BPD. Journal of Personality Disorders. Klonsky, E.D. & Glenn, C.R. (2009). Normative data for the MSI-BPD.
