A woman using an inhaler

Diagnosing Asthma

Your doctor will need to take a detailed medical history and perform certain tests to confirm your asthma diagnosis. Know what to expect so you can better prepare.
Senior man about to use asthma inhaler
How to Distinguish Between COPD and Asthma
Spirometry Woman undergoing a lung function test using a spirometer that measures the maximum rate at which air is expelled from the lungs, Respiratory diseases department, Limoges hospital, France.
Bronchoprovocation Challenge: Uses, Side Effects, Procedure
Woman using inhaler at doctor's office
The Differences Between COPD and Asthma
a doctor examining a patient
When Difficulty Breathing Is Asthma or Something Else
Young woman using inhaler
Asthma and Acid Reflux: Why They Sometimes Co-Occur
Elderly Man Using Nebulizer
When Asthma and COPD Overlap
Doctor examining patient
Understanding Asthma Classification
Man fatigued from exercise
Determining Your Asthma Severity
Young woman coughing - stock photo
Is It Asthma or Chronic Bronchitis?
Mid-adult man inhaling asthma inhaler, close-up
Can FeNO Be Used To Diagnose Asthma?
Doctor Auscultating a patient
Diagnostic Tests in the Treatment of Asthma
Pediatrician explaining inhaler to patient and mother
Viral-Induced Asthma: Overview and More
young jogger using asthma inhaler on the beach
Mild Persistent Asthma: Overview and More
Woman with inhaler
Intermittent Asthma: Overview and More
Churg Strauss Syndrome
Churg Strauss Syndrome: Symptoms, Causes, and Treatment
a man about to breath into a forced expiratory volume machine
Forced Expiratory Volume (FEV1)
A Guide to Allergic Asthma