Emptiness and BPD: Can It Lead to Impulsive Behavior?

Discover how chronic emptiness in borderline personality disorder may trigger impulsive actions, and how it’s felt by others too.
Emotionally isolated person sitting alone in a dark empty room symbolizing chronic emptiness and impulsive behavior in BPD

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  • 🧠 Chronic emptiness in BPD is linked to disrupted brain regions responsible for emotional regulation and self-identity.
  • ⚠️ Impulsive behaviors in BPD often stem from attempts to escape emotional numbness and internal voids.
  • 📅 A 2023 study found daily fluctuations in feelings of emptiness have a big effect on impulsive actions in BPD patients.
  • 💡 Treatments like DBT and MBT help by teaching awareness and regulation of emotions rather than trying to eliminate the emptiness.
  • 🧒 Early emotional neglect and trauma can disconnect individuals from their true identity, shaping lifelong emotional emptiness.

“Feeling empty inside” might sound poetic or abstract—but for many people, especially those with borderline personality disorder (BPD), it describes a lasting, troubling emotional state that gets in the way of daily life. This emptiness is not just loneliness or sadness. Instead, it acts as a psychological void that pushes impulsive decisions, breaks up relationships, and makes recovery harder. In this article, we’ll look at what this emotional emptiness really means, how it shows up in BPD and other situations, and what current research says about how to handle—and learn from—this deep feeling.


person staring blankly in dim light

What Does Feeling Empty Inside Actually Mean?

The phrase “feeling empty inside” often means there’s nothing inside—a kind of inner void where emotions, purpose, or knowing oneself should be. Psychologists link this emptiness to feeling cut off from oneself, other people, and normal human experiences like joy, sadness, and even desire.

This deep sadness can’t be filled by things that distract you or by short-lived good feelings. People often describe it as:

  • A feeling of being hollow or dead inside
  • A constant numbness to what happens in life
  • A sense that one’s life lacks purpose or meaning
  • The inability to feel joy, connection, or even upset in a real way

In everyday talk, someone may say they “feel nothing” or “don’t know who they are anymore.” These statements are more than just figures of speech; they show a break in how emotions connect or who they are. This is a main idea in how personality disorders, including BPD, are understood in psychology and psychiatry.

In the DSM-5, the Diagnostic and Statistical Manual of Mental Disorders, ongoing emptiness is officially seen as one of the nine signs used to diagnose BPD. It’s defined there not just as sadness or loneliness, but as a lasting, personal experience of feeling empty, not real, or emotionally cut off.


woman crying alone in bedroom

Borderline Personality Disorder and Emotional Instability

Borderline personality disorder is a complicated mental illness marked by emotional instability, impulsive behavior, and deep problems with how one sees themselves and their relationships. It affects about 1.6% of U.S. adults. This number might be higher, depending on how it’s diagnosed. BPD can lead to a messy and painful emotional life.

Core Features of BPD

According to the DSM-5, the main features of BPD include:

  • Unstable relationships
  • Fear of abandonment
  • Problems with identity
  • Impulsive and often self-destructive behaviors
  • Thoughts of suicide or self-harm
  • Emotional swings
  • Ongoing feelings of emptiness
  • Anger that is not fitting or too strong
  • Paranoia or feeling disconnected when stressed

Among all these, ongoing feelings of emptiness can be the most lasting and hard to put into words. Many people cannot describe why they feel this way—they just do. This often leads to a constant need to “feel something,” sometimes causing them to take big risks or do things that hurt relationships or personal safety.

For example, someone may suddenly quit their job, end an important relationship, or engage in binge eating, gambling, or unprotected sex. Others often misunderstand these actions. But they usually have one desperate goal: to feel alive, even if only for a moment.

BPD creates fast ups and downs of emotion, and feeling empty inside is like the long, dead tunnel between very good and very bad feelings.


The Brain on Emptiness: What Neuroscience Tells Us

While the emotional experience of emptiness may be personal and inside someone’s head, it’s also being more and more looked at in terms of the brain. There is more and more proof that how the brain works—especially with managing emotions, how it handles rewards, and how we see ourselves—is very important.

Emotional Regulation Centers

  • Amygdala: Known as the brain’s “emotional smoke detector,” the amygdala is too active in people with BPD. It may sense too much emotional pain or danger while not sending the right emotional signals for good experiences.
  • Prefrontal Cortex: This very important area helps us think about choices, wait for good things, and see what might happen. Less activity here—often seen in BPD—can lead to poor impulse control, especially decisions made to get away from the empty feeling inside.

Reward and Motivation Pathways

  • Reduced Dopaminergic Activity: Studies suggest people with BPD may have problems with their dopamine systems. This changes how they look forward to and notice rewards. Simply put, the joys that motivate most people often don’t land emotionally for someone with BPD.
  • Default Mode Network (DMN): This network controls how we understand ourselves, remember things, and think about the future. Problems in the DMN might explain why people with BPD often have trouble with who they are and how time feels, and make emptiness worse.

These findings suggest that the “emptiness” people with borderline personality disorder feel isn’t purely emotional—it’s also about the brain. When these circuits don’t work right, it causes not just emotional pain, but also a twisted sense of who they are and what is real.


man alone in empty apartment

Emptiness Beyond BPD

While ongoing emptiness is a key sign of borderline personality disorder, it’s not only found in it. There are many other situations where this emotional emptiness can show up:

  • Depression: People with major depressive disorder often say they feel numb or flat emotionally.
  • Grief and Loss: After losing a loved one, life can feel meaningless or empty, sometimes for a long time.
  • Loneliness and Isolation: Ongoing lack of connection with others is one of the clearest signs of deep emptiness.
  • Addiction and Recovery: Many in early sobriety face an emotional void that substances used to fill.
  • Questions about Purpose: Midlife crises or burnout can lead to asking about life’s meaning, which can cause them to feel cut off.

Unlike with BPD, these episodes are often more about certain situations—started by changes in life. But when the feeling stays, it might point to a need for more in-depth therapy.


woman running in city at night

When Void Leads to Action: Emptiness and Impulsivity

People who feel ongoing emotional emptiness often do impulsive things to escape. This link is especially strong in those with borderline personality disorder.

The Emotional Cascade Model

In 2009, psychologists Edward Selby and Thomas Joiner came up with the Emotional Cascade Model. It explains how negative thoughts and emotions can quickly lead to behaviors that hurt oneself.

  1. A negative emotion occurs (e.g., feeling empty).
  2. Thinking about it too much makes the emotion stronger.
  3. The bad feeling becomes too much to handle.
  4. A sudden, impulsive action gives a quick break from the feeling.

But the problem is that the impulsive behavior typically creates more problems—guilt, shame, stress in relationships—leading to even more emptiness. The cycle then repeats.

This model helps explain why people with BPD often do things that seem illogical. From an outside view, it may look reckless. But it’s usually a strong response to inner pain that is too hard to bear.

Forms of Impulsivity Seen in BPD

  • Reckless spending
  • Binge eating
  • Unsafe sex
  • Substance use
  • Physical fights or verbal aggression
  • Self-harm or suicidal gestures

These behaviors aren’t random. They are urgent efforts to feel something in a state of very deep inner deadness.


journal and pen next to phone app

The Science of Emptiness Fluctuation

Emptiness isn’t always constant. A 2023 study Hooley mentioned noted that people with BPD have big changes day to day in how empty they feel. On some days, the void takes over everything. On others, it may lessen.

This change is important for understanding both how to diagnose and how to treat it. In a medical setting, this means that:

  • Keeping track of emotional states daily (e.g., with journaling or mood apps) could help find what sets it off.
  • Certain places or interactions make the emptiness worse.
  • Help can be given at better times if these patterns are known.

For loved ones and therapists, knowing that today’s crisis might be tomorrow’s calm can bring about understanding. It also helps them plan when to give support and help.


suitcase on bed with open travel ticket

Vignettes: When Emptiness Speaks in Behavior

Real-life stories show how deep emptiness can appear:

  • Anna, after a painful breakup, books an international flight on a whim to “restart” her life.
  • Marco, wanting affection, buys very expensive gifts for a new person he barely knows.
  • Mallory, smiling through family dinner, returns home to self-harm, feeling invisible and unloved.

In each case, behavior comes from a hidden cause—the dread of being no one, to no one.

Understanding that actions often come from emotional emptiness—not defiance—is important for responding with understanding.


therapist and patient in quiet session

Therapy: Validating Emptiness, Not Fixing It Instantly

People who struggle with ongoing emptiness often hear that their feelings aren’t real, which makes them feel worse. Hearing statements like “You have nothing to be sad about” or “Just focus on the positive” can make them feel more cut off.

Effective Kinds of Therapy

  • Dialectical Behavior Therapy (DBT): Developed by Marsha Linehan, DBT helps with managing emotions. It teaches skills in mindfulness, handling upset, controlling emotions, and getting along with people. It shows clients how to experience difficult emotions—like emptiness—without giving in to impulsive actions.
  • Mentalization-Based Therapy (MBT): This therapy teaches patients to better understand their own thoughts and feelings, and those of others. This helps them build back a steady sense of who they are and stop impulsive actions that happen because they misunderstand emotional signals.

Rather than “curing” emptiness, these therapies aim to help individuals both observe it and survive it— eventually learning how to build meaning from inside themselves.


couple arguing in living room

When Emptiness Strains Relationships

The inner feeling of emptiness often shows on the outside, making personal relationships hard.

Common Conflicts Include:

  • Feeling rejected or causing rejection when things are simply quiet.
  • Switching between holding onto people and pushing others away.
  • Checking how loyal others are to feel better about oneself.

From the outside, these behaviors can seem like manipulation. But at their core, they are often ways to ask for comfort or to fill an inner void. Learning to tell others about these needs in a healthy way is very important for keeping close relationships.


person posting on social media late night

Seeking Meaning in All the Wrong Places

Often, people who feel emotionally empty try to “fill” themselves by acting like someone else, creating drama, or going after strong but unfulfilling connections.

This can include:

  • Posting emotional pleas on social media
  • Quickly getting involved in romantic relationships
  • Changing who they are in different social groups

These behaviors give a short break from the void. But they rarely give long-term relief. Over time, they may wear away who they truly are and make them feel more cut off.


brain model with highlighted cortex areas

The Biology of Impulse Control (and When It Fails)

Emotional control is a brain process. When it breaks down, so does the ability to think before acting.

  • Amygdala: On high alert in BPD, leading to a strong “fight or flight” response.
  • Anterior Cingulate Cortex and Orbitofrontal Cortex: They help with checking mistakes and making choices. But they don’t work as well in BPD cases.
  • Neurotransmitters (e.g., serotonin, dopamine): Problems with these systems are linked to being impulsive, feeling down, and having sudden mood changes.

Together, these brain parts create a brain state ready for quick reactions and not being able to wait for good things. Therapy and sometimes medications may help these brain circuits work better.


child sitting alone in dark room

Emptiness as a Result of Disconnection and Trauma

Research always shows that early emotional neglect or invalidation is a big part of how BPD develops and causes ongoing feelings of emptiness.

When children are often told their feelings are wrong—or even worse, when nobody notices their feelings—they learn to hide them. Over time, this leads to:

  • Emotional numbing
  • Not knowing who they are
  • Feeling cut off from their own wants and beliefs

Healing means bringing those hidden parts out again—through therapy, relationships, and creative expression.


person meditating on floor in daylight

How to Cope Without Acting on Impulses

You can handle the empty feeling without doing things that hurt yourself. Good ways to cope include:

  • Mindfulness: Notice the feeling without judging or reacting.
  • ✍️ Journaling: Make room for thoughts and feelings to come out.
  • 🧘 Interoception Exercises: Focus on bodily sensations to feel connected to what’s happening now.
  • 🤝 Connection with Others: Join support groups or be open with trusted friends.
  • 🎨 Creative Expression: Art, music, or writing can show and change the empty feeling.
  • 🌱 Radical Acceptance: Learn to sit with pain, knowing it’s there without needing to get rid of it.

Turning Emptiness Into a Signal, Not a Sentence

The feelings of being emotionally hollow, directionless, or numb are not signs of a bad character. They are ways to cope with unmet needs and feeling cut off from who you are. When handled with curiosity, not shame, emptiness can become a guide—a sign of what still needs healing.

Whether through therapy, connection, or looking into oneself, meaning can be slowly put back together.


If you’re struggling with ongoing emptiness or impulsive behavior, check out our mental health library at The Neuro Times.


References

  • American Psychiatric Association. (2013). Diagnostic and statistical manual of mental disorders (5th ed.).
  • Hooley, J. M. (2023). Chronic feelings of emptiness in BPD vary significantly day to day, influencing impulsive behaviors. Psychology Today (paraphrased).
  • Linehan, M. M. (1993). Cognitive-Behavioral Treatment of Borderline Personality Disorder. New York: Guilford Press.
  • Selby, E. A., & Joiner, T. E. (2009). Cascades of emotion and impulsivity in BPD: The emotional cascade model. Behaviour Research and Therapy, 47(5), 335-341.
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