discharge
Headache
Postnasal drainage
Throat clearing
Chronic cough
Sinus symptoms can have several causes, including allergies, infections, structural problems, and chronic inflammation.
If symptoms persist or repeatedly return, a healthcare professional can help determine the underlying cause.
What Does the Color of Your Phlegm Mean?
People often pay close attention to phlegm color.
You may see:
Clear
White
Yellow
Green
Brown
Pink
Red
But color alone does not provide a diagnosis.
Clear or white mucus
Clear mucus is common with normal mucus production, allergies, irritation, and some respiratory illnesses.
White mucus can also occur when mucus becomes thicker.
Yellow or






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