Read on to learn more about what exactly phlegm is, its causes, and tips to get ... “Problems in the lungs can cause phlegm ...

“For example, using nasal decongestant sprays can be highly addictive, and cause a worsening of nasal ... your body ramps up its phlegm production in an effort to clear away the bad bugs it ...

Overproduction of mucus can lead to excessive coughing, and irritation and may even interfere with breathing. While cold and cough are major causes ... tract and impair its natural defense ...

Fady Youssef, a board-certified pulmonologist, explains that understanding the duration and nature of your cough provides crucial clues about its ... The color and consistency of expelled mucus ...