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 ...

Emphysema is a lung disease that damages the air sacs, making it difficult to breathe, especially during physical activity. Smoking is the primary cause of emphysema, but exposure to irritants, ...

Emphysema is a lung condition often caused by smoking, leading to damage of the air sacs, which can make it difficult to breathe. The stages of emphysema are determined by symptoms and breathing tests ...