Panic disorder is a type of anxiety disorder characterized by recurrent, unexpected episodes of intense fear known as panic attacks. These attacks come on suddenly and often without warning, flooding the body with overwhelming physical and emotional sensations that can feel terrifying and debilitating.

Inside a Panic Attack

Panic attacks typically involve a combination of the following symptoms:

  • Physical sensations: Racing heart, shortness of breath, dizziness, sweating, trembling, chest pain, nausea, numbness or tingling.
  • Intense fear: A sense of impending doom, feeling like you’re losing control, going crazy, or even dying.
  • Derealization/Depersonalization: Feeling detached from reality or from yourself.

Attacks usually peak within minutes, though some symptoms might linger or feel like aftershocks. The unexpectedness of these attacks is a defining factor of panic disorder.

The Cycle of Fear and Avoidance

In addition to the attacks themselves, panic disorder is often accompanied by:

  • Intense worry about future attacks: This constant anxiety and anticipation can be nearly as debilitating as the attacks themselves.
  • Avoidance behavior: People with panic disorder may drastically change their routines to avoid situations they fear might trigger an attack. This can severely limit their lives.

Agoraphobia

In some cases, panic disorder can develop into agoraphobia. This involves a fear of being in places or situations where escape might be difficult or help wouldn’t be available in the event of a panic attack. This fear can lead to avoiding crowded places, public transportation, or even leaving home altogether.

Causes of Panic Disorder

Like other anxiety disorders, the exact cause of panic disorder isn’t fully understood, but it likely involves a combination of:

  • Genetics: A family history of panic disorder or anxiety increases your risk.
  • Brain Chemistry: Dysregulation of certain neurotransmitters involved in fear and stress responses can play a role.
  • Hypersensitivity to Body Sensations: People prone to panic attacks might be overly sensitive to normal bodily changes and misinterpret them as signs of a catastrophe.
  • Life Experiences: Stressful events or trauma can trigger panic disorder in some individuals.

Managing Panic Disorder

Panic disorder is a treatable condition, and many people learn to manage their symptoms effectively. Treatment often involves:

  • Therapy: Cognitive-Behavioral Therapy (CBT) helps individuals identify triggers, challenge anxious thoughts, and practice coping techniques. Exposure therapy can help people gradually face their fears in a safe environment.
  • Medication: Antidepressants or anti-anxiety medications can reduce the frequency and severity of attacks.
  • Lifestyle Changes: Regular exercise, mindfulness practices, and maintaining regular sleep routines contribute to reducing overall anxiety levels.

Clinically reviewed by Pete Vernig, PhD, MBA, ABPP
Originally published: August 2, 2024
Last reviewed: August 23, 2026

This page provides general behavioral health information for educational purposes and is not a substitute for individualized medical or mental health advice, diagnosis, or treatment. Using this site does not establish a healthcare professional relationship with Dr. Vernig. Read the full Disclaimer or visit Get Help Now if you need immediate support.