Medically Reviewed By

Brittany Kowalski, LCSW, ACS, CCS

Clinical Director, Speranza Behavioral Health · Last clinically reviewed June 2026

Anxiety and Addiction: How They Feed Each Other and How to Break the Cycle

Anxiety is the most common mental health disorder in the United States, affecting more than 40 million adults. Addiction affects more than 21 million. When you look at treatment populations, the overlap between these two conditions is striking: research consistently shows that 30–40% of people with anxiety disorders also have a substance use disorder, and the numbers for specific anxiety subtypes are even higher.

This is not a coincidence. Anxiety and addiction have a deeply intertwined neurobiological relationship — one that, when misunderstood, can sabotage treatment for both conditions simultaneously.

How Anxiety Leads to Substance Use

The connection between anxiety and substance use begins with a concept clinicians call self-medication. People experiencing untreated anxiety naturally seek relief from the distressing symptoms — the racing thoughts, the physical tension, the sense of dread, the hypervigilance that makes simply existing feel exhausting.

Alcohol, benzodiazepines, and cannabis are the substances most commonly used to manage anxiety, because they work in the short term. Alcohol activates GABA receptors (the brain's main inhibitory system), producing a rapid relaxation effect. Benzodiazepines work through the same mechanism, with extraordinary effectiveness. Cannabis reduces the physiological arousal associated with anxiety for many people.

The problem: short-term relief creates long-term dependence and worsening anxiety.

How Substance Use Worsens Anxiety

This is the trap at the center of the anxiety-addiction cycle:

Alcohol and anxiety: Regular alcohol use desensitizes GABA receptors and upregulates glutamate (the brain's main excitatory system). As tolerance develops, baseline anxiety increases — meaning the person needs alcohol not just to feel better, but to feel normal. When they try to stop, rebound anxiety (often far more severe than the original anxiety) hits hard. The person interprets this as proof that they "need" alcohol to manage their anxiety — accelerating dependence.

Benzodiazepines and anxiety: The same receptor-level adaptation occurs with benzodiazepines (Xanax, Klonopin, Ativan, Valium). Tolerance develops, requiring higher doses for the same effect. Rebound anxiety between doses becomes crippling. Dependence develops rapidly — and benzodiazepine withdrawal is, like alcohol withdrawal, potentially life-threatening.

Cannabis and anxiety: While some people with anxiety find relief in low-dose cannabis, high-THC cannabis and frequent use are strongly associated with worsened anxiety and increased risk of panic attacks — particularly for people genetically predisposed to anxiety disorders.

Stimulants and anxiety: Cocaine, methamphetamine, and high doses of caffeine directly activate the sympathetic nervous system, producing anxiety, paranoia, and panic — even in people without pre-existing anxiety disorders.

Why Treating Only One Condition Fails

If someone with co-occurring anxiety and alcohol use disorder enters a standard alcohol treatment program that doesn't address anxiety, they will complete treatment but their anxiety remains untreated. The discomfort of untreated anxiety — especially when sober — creates overwhelming pressure to return to drinking as relief. Relapse is predictable.

Conversely, if someone receives anxiety therapy but continues drinking, the alcohol undermines the therapy at a neurochemical level — preventing the brain from consolidating new coping patterns and keeping anxiety elevated.

Integrated, simultaneous treatment of both conditions is the only approach with strong evidence for sustained recovery in co-occurring anxiety and addiction.

Types of Anxiety Disorders That Co-Occur With Addiction

Generalized Anxiety Disorder (GAD) — Chronic, pervasive worry about multiple life domains. Extremely common in early recovery as the brain recalibrates without substances.

Social Anxiety Disorder — Intense fear of social evaluation; alcohol is the classic self-medication, as it temporarily reduces social anxiety. Social anxiety is among the most underdiagnosed co-occurring conditions in alcohol treatment.

Panic Disorder — Recurrent, unexpected panic attacks. Many people in early recovery experience panic attacks as neurological symptoms of withdrawal or PAWS, which can be misinterpreted as medical emergencies.

PTSD — While technically categorized separately, PTSD's anxiety component is a primary driver of substance use. Read our dedicated PTSD and addiction guide →

OCD — Obsessive-compulsive disorder co-occurs with substance use more commonly than recognized, as substances temporarily reduce the distress associated with obsessional thinking.

What Integrated Treatment for Anxiety and Addiction Looks Like

At Speranza Behavioral Health in Woodbury, NJ, our dual diagnosis programs treat anxiety and addiction simultaneously using:

Cognitive Behavioral Therapy (CBT) — The gold standard for both anxiety disorders and addiction. CBT identifies the thought patterns driving anxiety and the behavioral patterns driving substance use — and systematically replaces both with adaptive alternatives.

Dialectical Behavior Therapy (DBT) — DBT's distress tolerance and emotion regulation skills are highly effective for anxiety-related impulsivity and the emotional dysregulation that drives substance use.

Exposure and Response Prevention — For specific phobias, social anxiety, OCD, and panic disorder, graduated exposure therapy is highly effective.

EMDR — For trauma-related anxiety (PTSD), EMDR processes the traumatic memories driving the anxiety response without requiring detailed verbal narration.

Psychiatric medication management — SSRIs, SNRIs, buspirone, and (carefully managed) other medications can be appropriate for anxiety treatment in recovery. Benzodiazepines are generally contraindicated in addiction recovery populations.

Mindfulness-Based Relapse Prevention (MBRP) — Building present-moment awareness and non-reactive observation of anxiety sensations — reducing the urgent "escape" drive that fuels substance use.

Getting Help in South Jersey

Speranza Behavioral Health in Woodbury, NJ specializes in integrated dual diagnosis treatment for co-occurring anxiety and addiction across Gloucester County, Camden County, and all of South Jersey.

Call (866) 814-0126 for a free, confidential assessment.

Learn about our dual diagnosis programs →

Related Reading:

• What Is Dual Diagnosis?
• The Signs and Symptoms of Panic Disorders
• The Connection Between Mental Health and Substance Abuse

About the Author

Brittany Kowalski

Brittany Kowalski is a licensed clinical social worker (LCSW) and behavioral health advocate at Speranza Behavioral Health in Woodbury, NJ. With over a decade of experience in addiction recovery and mental health treatment, she specializes in dual diagnosis care, trauma-informed therapy, and evidence-based outpatient programs serving South Jersey communities.