https://www.healthcentral.com/article/so-what-is-asthma-heres-our-updated-definition
Asthma

So What is Asthma? Here's Our Updated Definition

    John Bottrell

    John Bottrell

    John Bottrell is a registered Respiratory Therapist. He wrote for HealthCentral as a health professional for Asthma and Chronic Obstructive Pulmonary Disease (COPD).