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  1. Verywell Health
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    What Does Coughing Up White Mucus Mean? - Verywell Health

    • The function of mucus is to lubricate and protect delicate structures. It can trap small particles (such as germs and dust), making it easier for them to be safely removed from the body. White mucus can be cau… See more

    Managing Symptoms

    Depending on the underlying cause of your white mucus, you may be able to self-treat the excess mucus with home remedies. Otherwise, an OTC or prescription medication … See more

    Verywell Health
    When to Call A Healthcare Provider

    Most conditions that cause a cough with white mucus will go away with rest and self-care. If you have certain symptoms or your symptoms persist, however, call your healthcare p… See more

    Verywell Health
    What Other Colors of Mucus Mean

    The color and consistency of mucus can give your healthcare provider clues as to what is causing your cough. Besides white mucus, you may also have mucus that is: 1. Clear: Norm… See more

    Verywell Health
    Summary

    Coughing up white mucus has several possible causes. Your healthcare provider won't be able to figure out what is causing the mucus just by looking at it. In some cases, they … See more

    Verywell Health
    Is white mucus ever normal?
    A small amount of foamy white mucus is not usually a concern; however, a larger amount of foamy mucus or mucus that is blood-tinged or pink can indicate a serious illness. Normal, healthy sputum is clear because it contains mostly water.
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