Adventitious breath sounds are abnormal sounds resulting from unusual airflow through the lungs. They can be due to conditions, such as asthma or bronchitis. Anything that changes the normal airflow ...

If you have COPD, the sounds made by your lungs can help your doctor evaluate the state of your airways and whether your treatment is working. Types of COPD lung sounds include wheezing, crackling, ...

When these airways become constricted, the chest may feel tight or congested, and a wheeze can often be heard. Other sounds to look out for, discussed below.