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Educational use only: Symptom.Today is an educational tool and does not provide medical advice, diagnosis, or treatment. Results are not a substitute for professional medical care. If symptoms are severe, worsening, or concerning, seek medical attention immediately. In an emergency, call your local emergency number.
Mental HealthSerious

Panic disorder

Panic disorder is an anxiety disorder characterized by recurring, unexpected panic attacks and constant fear of future episodes. These sudden bouts of intense fear often trigger severe physical reactions despite no real danger or apparent cause.

Severity
Serious
System
Cardiopulmonary
Progression
Slow / Silent
Treatable
Yes — with early detection
Common age
All ages
Duration
Acute → may persist
Contagious
No
Emergency risk
High
Heart & lungs
Affected: Panic attacks
Affected area: Cardiopulmonary

Overview

Panic disorder is an anxiety disorder characterized by recurring, unexpected panic attacks and constant fear of future episodes. These sudden bouts of intense fear often trigger severe physical reactions despite no real danger or apparent cause.

Causes

  • Genetics and family history
  • Major life stress or trauma
  • Changes in brain function
  • History of childhood abuse

Risk factors

  • Family history of panic attacks
  • Significant life changes or stress
  • Traumatic events
  • Smoking or excessive caffeine intake

How it progresses

3 stages
  1. Stage 1 — Early
    Mild or intermittent symptoms; easily mistaken for something minor.
    Often missed
  2. Stage 2 — Progressive
    Symptoms become more frequent or severe.
  3. Stage 3 — Established
    Daily life affected; medical care strongly recommended.

How it's diagnosed

  • Physical examination
  • Blood tests to check thyroid
  • Psychological evaluation
  • DSM-5 diagnostic criteria

Treatment options

General educational information only — no dosage advice. Always follow guidance from a qualified clinician.

Medical
  • Cognitive behavioral therapy (CBT)
  • Selective serotonin reuptake inhibitors (SSRIs)
  • Serotonin and norepinephrine reuptake inhibitors (SNRIs)
  • Exposure therapy
Home care
  • Practicing deep breathing techniques
  • Regular physical exercise
  • Limiting caffeine and alcohol
  • Establishing a regular sleep routine

Complications

  • Long-term damage if untreated
  • Heart strain
  • Reduced oxygen delivery
  • Risk of cardiac event
  • Recurrence of panic disorder

Prevention

  • Don't smoke
  • Stay physically active
  • Manage blood pressure and cholesterol

When to seek help

Urgent — same-day care
  • Symptoms persist beyond a few days
  • Symptoms interfere with daily activities
  • New or worsening symptoms appear
  • Concerning changes related to panic disorder
🚨 Emergency — call now
  • Thoughts of self-harm or suicide
  • Chest pain that feels like a heart attack
  • Inability to function in daily life
  • Increasing frequency of attacks

In any emergency, call your local emergency number or go to the nearest emergency department.

Real-world questions

  • Can Panic disorder feel like a heart attack?
  • Can Panic disorder cause headaches?
  • Is Panic disorder reversible?
  • How quickly does Panic disorder progress?
  • Is Panic disorder hereditary?

Frequently asked questions

What causes Panic disorder?

Possible causes of Panic disorder include Genetics and family history, Major life stress or trauma, Changes in brain function, History of childhood abuse.

Is Panic disorder dangerous?

Panic disorder can be serious and may require prompt medical attention, especially if symptoms are severe or worsening.

How long does Panic disorder last?

Duration varies between individuals. Many cases improve with appropriate care, while others may persist longer and require ongoing management.

Can Panic disorder go away on its own?

Panic disorder typically benefits from medical evaluation and should not be ignored.

When should I see a doctor about Panic disorder?

Consider seeing a clinician if symptoms are severe, persistent, worsening, or if you have any concerns related to general.

Sources

Information based on general medical references such as:

CDCNHSWHOMedlinePlus

Last reviewed: May 2026

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Educational use only: Symptom.Today is an educational tool and does not provide medical advice, diagnosis, or treatment. Results are not a substitute for professional medical care. If symptoms are severe, worsening, or concerning, seek medical attention immediately. In an emergency, call your local emergency number.