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Doctor listening to woman's lungs.

How Is Severe Asthma Diagnosed?

Poor treatment adherence and persistent triggers are often the most common causes of severe asthma.

Senior man blowing into a spirometer for a spirometry test.

Questions to Ask Your Doctor About COPD

If you have COPD, you’re probably more satisfied with the quality of your health care when you have the chance to ask your doctor questions. This quiz could help you start that conversation during your next visit.

boy using a spirometer as part of a pulmonary function test

Why Your Child May Need Pulmonary Function Tests

Pulmonary function tests are key to diagnosing and managing lung conditions like asthma in children. Here are a few reasons why your child might need them.

What Is a Spirometry Test?

What Is a Spirometry Test?

A spirometry test measures how much air flows in and out of your lungs and can be used to confirm whether you have asthma or another disease.

Few High-Risk Smokers Screened for Lung Cancer

Few High-Risk Smokers Screen for Lung Cancer

Just 3.9 percent of high-risk current and former smokers were screened for lung cancer in 2015. Here’s what you should know.