What is asthma?
Asthma is a chronic, long-term condition that causes the airways in the lungs to become inflamed, swollen, and narrowed at times.
Up next
Nov 5, 2021
What happens inside my body during an asthma attack?
Nov 8, 2021
How can severe asthma be prevented?
Apr 1, 2022
Keeping an asthma diary
Oct 29, 2021
What is COPD?
Nov 22, 2021
How is COPD treated?
How do medications help control asthma?
Jul 22, 2013
What are the symptoms of severe asthma?
What are the risks and causes of severe asthma?
Apr 6, 2022
What is an asthma action plan?
What is an asthma trigger?