Understanding Anxiety: Where It Comes From and What It's Telling You

Most people who experience anxiety know what it feels like: the racing heart, the tightening chest, the mind that won't stop rehearsing worst-case scenarios. What is less often understood is where anxiety actually comes from, and why some people seem far more prone to it than others.

This article explores the origins and different forms of anxiety, drawing on both clinical and psychological frameworks, to help make sense of an experience that can often feel bewildering and uncontrollable.

Anxiety Is Not the Problem

The first thing worth saying is that anxiety, in itself, is not a disorder. It is a biological and psychological survival response, one of the most ancient and well-designed systems we have. When faced with a genuine threat, the sympathetic nervous system activates the fight-or-flight response: heart rate increases, breathing quickens, senses sharpen, and the brain becomes hyperalert. In the face of real danger, this is exactly what you want.

Psychologists distinguish between state anxiety, a temporary response to a specific situation, and trait anxiety, a more enduring predisposition to perceive threat and respond anxiously across a wide range of circumstances. Most people experience state anxiety routinely. It is when anxiety becomes the default, immediate, and disproportionate response, even in the absence of genuine danger, that it begins to interfere with daily life and may meet criteria for a clinical diagnosis.

The Main Anxiety Disorders

Anxiety presents in several distinct clinical forms, each with its own characteristics.

• Generalised Anxiety Disorder (GAD) involves excessive, difficult-to-control worry about a broad range of everyday events and activities, present more days than not for at least six months. People with GAD often experience restlessness, fatigue, difficulty concentrating, irritability, muscle tension, and disrupted sleep. The worry is wide-ranging rather than tied to any one specific fear, which can make it feel especially pervasive and hard to locate.

• Panic Disorder is characterised by recurrent, unexpected panic attacks: abrupt surges of intense fear that peak within minutes and include physical symptoms such as heart palpitations, shortness of breath, dizziness, chest pain, and a fear of losing control or dying. Over time, the fear of having another attack, and the behavioural changes made to avoid triggering one, often become as disabling as the attacks themselves.

• Social Anxiety Disorder involves marked fear or anxiety specifically in social situations where scrutiny from others is possible. The core fear is of acting in a way that will be negatively evaluated, humiliated, or found wanting. Social situations are either avoided or endured with significant distress, and the fear is disproportionate to the actual social risk involved. Social anxiety typically develops in adolescence and is often underrecognised because it can look like introversion or shyness from the outside.

• Specific Phobias involve intense, persistent fear of a particular object or situation that is actively avoided or endured with acute distress. The fear is recognised as out of proportion but feels uncontrollable. Common examples include heights, flying, certain animals, and medical procedures. Comorbidity with depression is significant, with around one in three people with a specific phobia also experiencing depression (DSM-5-TR).

• Obsessive-Compulsive Disorder (OCD) involves recurrent, intrusive thoughts, images, or urges (obsessions) that cause significant distress, and repetitive behaviours or mental acts (compulsions) performed to neutralise that distress. The compulsions provide temporary relief but reinforce the cycle. People with OCD often have a heightened sense of responsibility and a low tolerance for uncertainty, and many experience their thoughts as morally significant or dangerous, even when they intellectually know they are not.

  
  

What Shapes Our Anxiety: The Roots

Understanding why a particular person is anxious, and in the particular way they are, requires looking further than symptoms. Anxiety has biological, developmental, and relational roots, and these typically interact.

• Biological and genetic factors play a meaningful role. Research consistently shows that anxiety disorders run in families, and that genetic factors contribute to traits such as behavioural inhibition and sensitivity to threat (Smoller et al., 2009). This does not mean anxiety is fixed or unchangeable; it means some people have a more finely calibrated nervous system, one that is more easily activated and slower to settle.

• Early relational experiences are equally important. John Bowlby's attachment theory proposed that anxiety over separation or loss is a normal and healthy response to real or perceived threats to the attachment bond (Bowlby, 1973). When a caregiver is consistently available and responsive, the child internalises a sense of the world as safe and manageable. When caregiving is inconsistent, unpredictable, or absent, the child's nervous system remains on alert, calibrated for a world that may not be reliable. This anxious attunement can persist into adulthood as a generalised sensitivity to threat, difficulty tolerating uncertainty, and a heightened need for reassurance.

• Donald Winnicott described something similar when he wrote about the role of the mother in providing psychological holding: when the environment is responsive and containing, the child can develop a sense of continuity and safety. When it is not, the child may experience what Winnicott called "unthinkable anxiety," a terror of psychological and physical disintegration that has no words but leaves a lasting imprint (Winnicott, 1960).

• Bowlby also identified anxious ambivalent attachment as a common pattern stemming from inconsistent caregiving, where the caregiver is sometimes attentive and sometimes rejecting, leading the child to experience their environment as unpredictable. In adulthood, this can manifest as a constant anticipation of abandonment, a need for reassurance that never fully settles, and difficulty tolerating the normal uncertainties of relationships.

• Adverse childhood experiences more broadly, including emotional or physical abuse, neglect, parental mental illness, and significant loss, are established risk factors for anxiety disorders in adulthood. Childhood adversity does not cause anxiety in a simple causal chain, but it shapes the nervous system and the internal working models through which we interpret and respond to the world.

Anxiety and the Unconscious: What Freud and Klein Contributed

Psychoanalytic thinking offers another lens on anxiety that is worth knowing, particularly for understanding why anxiety sometimes feels so disconnected from any identifiable cause.

Freud distinguished between two forms of anxiety. Automatic anxiety is an overwhelming response to a traumatic situation in which the ego is flooded and helpless. Signal anxiety is more subtle: a warning response, activated by the ego when it detects that a situation resembles a previous danger, prompting defensive measures before the threat fully arrives (Freud, 1926). This distinction helps explain why anxiety can be triggered by situations that appear objectively safe but unconsciously echo something from the past.

Melanie Klein understood anxiety as rooted in the internal world, particularly in the fear of destroying what we love and of retaliation from internalised objects (Klein, 1946). From a Kleinian perspective, anxiety is not simply a response to external threat but is tied to the management of aggression, guilt, and the fragility of our internal sense of goodness and safety.

These psychoanalytic ideas do not replace neurobiological or atachment-based understandings of anxiety; they complement them. They are particularly relevant when anxiety seems to have no clear object, or when it is accompanied by guilt, shame, or a pervasive sense of dread that feels older and more fundamental than any current life stressor.

What Anxiety Is Sometimes Covering

A clinicaly important observation, one that is easy to overlook, is that anxiety does not always present as what it is. From an integrative and psychodynamic perspective, anxiety can function as a mask for other emotions that have come to feel forbidden, shameful, or too difficult to tolerate. Anger, grief, need, vulnerability: these are all feelings that may have been unsafe to express in early relational environments, and anxiety can become the acceptable face of an emotional life that is actually much richer and more conflicted.

This is one reason why treating anxiety purely at the symptom level does not always produce lasting change. If the anxiety is doing a job, containing or displacing something that has not yet been given space, symptom reduction alone may simply shift the presentation rather than address the underlying distress.

The Role of Avoidance

Across all anxiety disorders, avoidance is one of the central mechanisms that keeps anxiety alive. When we avoid what frightens us, we get immediate relief, but we also prevent the nervous system from ever learning that the feared situation is manageable. Over time, the avoidance tends to expand, and the anxiety becomes more entrenched.

Increasing tolerance of uncertainty, and the wilingness to remain present with discomfort rather than escape it, are therefore central not just to CBT-based treatment but to any effective approach to anxiety. If one can wait and tolerate, anxiety will reduce on its own. This is not a platitude; it is a physiological fact. The sympathetic nervous system activation that produces the anxiety response is time-limited. Avoidance interrupts that natural arc.

When and How to Seek Help

Anxiety disorders are highly treatable. CBT has the most robust evidence base, including for GAD, panic disorder, social anxiety, specific phobias, and OCD (Hofmann and Smits, 2008; Cuijpers et al., 2016). For a closer look at the specific techniques involved, you can read our article CBT Techniques for Anxiety: What Actually Happens in Therapy.

Where anxiety has deeper relational or developmental roots, an integrative approach that combines evidence-based techniques with psychodynamic exploration tends to offer more lasting change. Understanding the history and meaning of anxiety, not just its mechanics, allows for work that goes beyond symptom management.

Medication, including SSRIs, SNRIs, and in some cases beta blockers, can also play a role, particularly for moderate to severe presentations, and is often most effective when combined with psychotherapy.

If anxiety is affecting your sleep, your relationships, your work, or your capacity to be present in your own life, that is enough of a reason to seek support. You do not need to be in crisis to benefit from therapy. In fact, the earlier anxiety is understood and addressed, the less entrenched it tends to become.

Your Journey with Mind Journey Therapy

Therapy provides scientifically validated pathways to managing anxiety, restoring balance, and enhancing your professional effectiveness and personal satisfaction.

As an integrative therapist accredited by BACP and UKCP, I offer an approach combining practical strategies, emotional support, and deeper exploration, ensuring therapy is as individual as you are.

Book a free initial consultation today, and let's discuss how therapy can help you overcome anxiety, regain control, and thrive both personally and professionally.

References

Bowlby, J. (1973). Attachment and Loss, Vol. 2: Separation: Anxiety and Anger. Basic Books.

Cuijpers, P., Cristea, I. A., Karyotaki, E., Reijnders, M., and Huibers, M. J. H. (2016). How effective are cognitive behavior therapies for major depression and anxiety disorders? A meta-analytic update of the evidence. World Psychiatry, 15(3), 245-258.

Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition, Text Revision (DSM-5-TR). (2022). American Psychiatric Association.

Freud, S. (1926). Inhibitions, Symptoms and Anxiety. Standard Edition, Vol. XX. Hogarth Press.

Hofmann, S. G. and Smits, J. A. J. (2008). Cognitive-behavioral therapy for adult anxiety disorders: A meta-analysis of randomized placebo-controlled trials. Journal of Clinical Psychiatry, 69(4), 621-632.

Klein, M. (1946). Notes on some schizoid mechanisms. International Journal of Psychoanalysis, 27, 99-110.

LeDoux, J. (1996). The Emotional Brain: The Mysterious Underpinnings of Emotional Life. Simon and Schuster.

Smoller, J. W., Block, S. R., and Young, M. M. (2009). Genetics of anxiety disorders: The complex road from DSM to DNA. Depression and Anxiety, 26(11), 965-975.

Winnicott, D. W. (1960). The theory of the parent-infant relationship. International Journal of Psychoanalysis, 41, 585-595.