Brown Mucus/Phlegm: Symptoms, Causes, and Treatment

Coughing up Brown Mucus, Causes for Different Phlegm Colors

Increased Mucus Production: Causes and Risk Factors

Coughing up Brown Mucus: Causes for Different Phlegm Colors – San Diego Health

Coughing Up Green or Yellow Phlegm

Persistent Cough: Possible Causes

Phlegm Color Meaning: the Ultimate Guide, Cough Coloured Phlegms Read

Snot Color Chart: Yellow, Green, Brown, and More

How to Get Rid of Mucus and Phlegm: What You Need to Know (2024)

What Causes Black Mucus and Phlegm? - Yahoo Sports