Is Yellow Mucus a Sign of Infection? Causes and When to See a Doctor
Learn what yellow mucus means, its causes like colds or sinusitis, and when to seek medical advice for persistent symptoms.
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Yes, yellow mucus is typically a sign that your body is fighting an infection like a cold or sinusitis. However, if it persists for more than a week, becomes green, or is accompanied by high fever or severe symptoms, you should consult a healthcare provider.
FAQs & Answers
- What causes yellow mucus? Yellow mucus is usually caused by the body's immune response to an infection, such as a cold or sinusitis.
- When should I worry about yellow mucus? You should consider seeing a healthcare provider if yellow mucus persists for more than a week, turns green, or is accompanied by a high fever or severe symptoms.
- Can yellow mucus indicate a sinus infection? Yes, yellow mucus can be a sign of a sinus infection, especially if other symptoms like facial pain or pressure are present.