Understanding anxiety: defining, assessing, and treating health anxiety, OCD, and the spectrum of anxiety disorders | Josh Spitalnick, Ph.D., A.B.P.P.

Peter Attia

Aug 25, 2025

Episode description

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Josh Spitalnick is a clinical and research psychologist with expertise in treating a variety of anxiety conditions with cognitive-behavioral therapy (CBT) and other evidence-based approaches. In this episode, Josh unpacks the four layers of anxiety—psychological, emotional, cognitive, and behavioral—highlighting why avoidance is the key feature that transforms ordinary worry into disorder. He explains why he continues to treat OCD and PTSD as anxiety conditions despite their DSM-5 reclassification, and he draws important distinctions between worries versus worrying and thoughts versus thinking. The discussion explores health anxiety, illness anxiety, and the impact of modern contributors such as wearables, social media, and the COVID era, while weaving in real-world case studies and Josh’s structured assessment approach. Josh also breaks down evidence-based treatments, from exposure therapy and cognitive-behavioral therapy (CBT) to acceptance and commitment therapy (ACT), along with the role of medication, lifestyle factors, and how shifting from avoidance to committed action can build long-term resilience.

We discuss:

  • Josh’s professional background and his holistic approach to treating anxiety [3:00];

  • Definition of anxiety and changes in the DSM-5 [5:00];

  • The psychological and cognitive aspects of anxiety [10:45];

  • Breaking down anxiety symptoms: triggers, fears, and hidden mental rituals [17:00];

  • Thoughts versus thinking and worries versus worrying: what constitutes dysfunction [20:15];

  • Health anxiety and the limits of medical reassurance: understanding illness anxiety and somatic symptom disorder [24:30];

  • Triggering events for health anxiety, symptom fixation, heritability, and the role of nature versus nurture [36:30];

  • Historical and modern shifts in health anxiety, from HIV/AIDS in the 1980s to today’s heightened fears of cancer [45:30];

  • Modern factors and recent events that have amplified societal anxiety levels [47:15];

  • Josh’s approach to patients with excessive health-related rituals and/or OCD using CBT and exposure therapy [54:30];

  • Hypothetical example of treating a person with a fear of flying: assessment, panic disorder, and

Episode description

View the Show Notes Page for This Episode

Become a Member to Receive Exclusive Content

Sign Up to Receive Peter’s Weekly Newsletter

Josh Spitalnick is a clinical and research psychologist with expertise in treating a variety of anxiety conditions with cognitive-behavioral therapy (CBT) and other evidence-based approaches. In this episode, Josh unpacks the four layers of anxiety—psychological, emotional, cognitive, and behavioral—highlighting why avoidance is the key feature that transforms ordinary worry into disorder. He explains why he continues to treat OCD and PTSD as anxiety conditions despite their DSM-5 reclassification, and he draws important distinctions between worries versus worrying and thoughts versus thinking. The discussion explores health anxiety, illness anxiety, and the impact of modern contributors such as wearables, social media, and the COVID era, while weaving in real-world case studies and Josh’s structured assessment approach. Josh also breaks down evidence-based treatments, from exposure therapy and cognitive-behavioral therapy (CBT) to acceptance and commitment therapy (ACT), along with the role of medication, lifestyle factors, and how shifting from avoidance to committed action can build long-term resilience.

We discuss:

  • Josh’s professional background and his holistic approach to treating anxiety [3:00];

  • Definition of anxiety and changes in the DSM-5 [5:00];

  • The psychological and cognitive aspects of anxiety [10:45];

  • Breaking down anxiety symptoms: triggers, fears, and hidden mental rituals [17:00];

  • Thoughts versus thinking and worries versus worrying: what constitutes dysfunction [20:15];

  • Health anxiety and the limits of medical reassurance: understanding illness anxiety and somatic symptom disorder [24:30];

  • Triggering events for health anxiety, symptom fixation, heritability, and the role of nature versus nurture [36:30];

  • Historical and modern shifts in health anxiety, from HIV/AIDS in the 1980s to today’s heightened fears of cancer [45:30];

  • Modern factors and recent events that have amplified societal anxiety levels [47:15];

  • Josh’s approach to patients with excessive health-related rituals and/or OCD using CBT and exposure therapy [54:30];

  • Hypothetical example of treating a person with a fear of flying: assessment, panic disorder, and

Mindsip insights from this episode:

Confront health anxiety to reclaim quality of life

Health anxiety can be considered the 'cancer of psychiatry' because in the process of trying to prevent a future disease, it eats away at your quality of life right now.

Reframe anxious thoughts to create distance

You can create distance from an anxious thought like 'What if I have cancer?' by reframing it as 'I'm having the thought that I might have cancer.'.

Recognize intrusive thoughts as separate from your values

People with OCD can have intrusive, repulsive thoughts that are 'ego-dystonic,' meaning they are the opposite of their actual values and cause immense distress.

Utilize interoceptive exposure to build tolerance for physical symptoms

A powerful treatment called interoceptive exposure involves a therapist safely inducing physical symptoms like dizziness or a rapid heart rate to teach the patient they can tolerate them.

Address fear of panic to overcome fear of flying

The fear of flying is often not a fear of crashing, but rather a fear of having a panic attack in an enclosed space with no escape.

Navigate health anxiety in the age of social media and wearables

The recent spike in health anxiety is fueled by a perfect storm of social media, wearable health devices, and easy access to personal medical records.

Engage in active thinking to combat anxiety

There is a crucial difference between having passive thoughts and actively engaging in 'thinking' or 'worrying,' which are mental rituals that perpetuate anxiety.

Recognize avoidance as key symptom of clinical anxiety disorder

The single unifying symptom that turns everyday worry into a clinical anxiety disorder is avoidance.

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