Mucus affecting Lungs | #health #oetanswers OET Answers #shorts

Mucus affecting Lungs | #health #oetanswers OET Answers #shorts Mucus in the lungs is known as phlegm or sputum. It is a common symptom in chronic lung diseases such as COPD (including chronic bronchitis and emphysema), cystic fibrosis, bronchiectasis, NTM lung disease or asthma #health