You are able to gift 5 more articles this month. Anyone can access the link you share with no account required. Learn more. DEAR DR. ROACH: I am a healthy 70-year-old woman. The only prescription ...

Spirometry is a standard test that doctors use to determine how well your lungs are functioning. The test works by measuring airflow into and out of your lungs. To take a spirometry test, you sit and ...

A spirometry is a pulmonary function test that measures how much air a person breathes out, and how quickly. Pulmonary function tests measure how well the lungs are working. It is an office-based ...

Forced expiratory volume in 1 second (FEV1) measures how much air you can forcefully exhale in one second. A low FEV1 suggests a breathing obstruction caused by conditions like chronic obstructive ...