Brown mucus

Sputum: Definition, colors, causes, and when to see a doctor

7 Reasons You Cough Brown Mucus

What the Color of Your Snot Means

What the color of your snot means

Snot Color Meaning: What Your Mucus Reveals About Your Health

Lucky is pooping yellow brown mucus. From the picture, would you

Brown mucus discharge (warning pic included!)

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

What does the color of phlegm mean?

Brown stuff in Mucus : r/stopsmoking

Brown mucus flowing from the right paranasal sinus.