Read this article on Pulmonary Rehabilitation that was written on the National Heart, Lung, and Blood Institute website. You can read the full article on their website: https://www.nhlbi.nih.gov/health/pulmonary-rehabilitation
Here is a little snippet:
Pulmonary rehabilitation is a supervised medical program that helps people who have lung diseases live and breathe better. You may need pulmonary rehabilitation if you have a lung disease such as chronic obstructive pulmonary disease (COPD). During the program, you will learn exercises and breathing techniques.
Who needs pulmonary rehabilitation?
Your doctor may recommend pulmonary rehabilitation to help you breathe easier and improve your quality of life for certain lung conditions such as COPD, asthma, pulmonary hypertension, and cystic fibrosis. It can also improve daily life for people who have scoliosis or other health problems that affect how well the lungs work.
Your doctor may also recommend pulmonary rehabilitation before and after surgery for a lung transplant or lung cancer.
What are the benefits?
Pulmonary rehabilitation can help you gain strength, reduce symptoms of anxiety or depression, and make it easier to manage routine activities, work, and outings or social activities that you enjoy.