- ADAA: Panic Attack Symptoms
- ADAA: Self-Help Steps to Break the Panic Cycle
- APA: Answers to Your Questions About Panic Disorder
- Anxiety.org: Panic Attacks and Panic Disorder
- CalmClinic: What is the Correct Way to Breathe During Panic Attacks?
- Help Guide: Panic Attack Symptoms, Causes, and Treatment
- The Mighty: Personal Stories About Panic Disorder
- Triumph Over Panic: Personal Stories about Panic Recovery
- UofM Health: The Difference Between Anxiety and Panic Attack