A higher-than-normal amount of phlegm can build up in your nose, throat, and lungs when you are sick. This build-up may cause coughing and discomfort. Bloody, brown, white, yellow, or green phlegm ...
“If you have a nagging cough that causes you to wake up often throughout the ... the cilia [little ‘hairs’ in our lungs] to more effectively move mucus out of the lungs, and the cough ...
Chest infections – an infection of the lungs or large airways – are ... a high temperature, coughing up phlegm, a rapid heart rate and chest pain or tightness. People may also experience ...