Dear Dr. Roach: I am a healthy 70-year-old woman. The only prescription medication I take is for dry eyes. I recently visited my new primary physician for the first time, and she had me do a breathing ...

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 ...

Spirometry is a type of pulmonary function test that is used to measure and evaluate the function of the lungs for a variety of purposes. Spirometry is indicated in a variety of situations but is not ...

DEAR DR. ROACH: I am a healthy 70-year-old woman. The only prescription medication I take is for dry eyes. I recently visited my new primary physician for the first time, and she had me do a breathing ...

FEV1 helps measure the progression of lung conditions such as chronic obstructive pulmonary disease (COPD) or asthma. FEV stands for forced expiratory volume, which is the air you exhale in one second ...