What Is an Asthma Attack?

6 Asthma Tests to Anticipate

How to Work Out When You Have Asthma

Watch this video with pulmonologist Harish Murthy, MD, and learn about the constriction of the airways that occurs during an asthma attack, and how it results in asthma’s most distressing symptom—the inability to breath.

Medically reviewed in May 2018.

6 Asthma Tests to Anticipate

How to Work Out When You Have Asthma

more from this guide

Anatomy of an Asthma Attack

A pulmonologist explains what’s happening in the airways during an asthma attack, and what you can do about it.

What Are the Different Types of Asthma?

6 Asthma Tests to Anticipate

Learn the tests that patients and healthcare providers use to diagnose and monitor asthma.

How Common Is Allergic Asthma?