What is Phlegm?

Tán · 痰 · Etiology / Pathogenic Factors

Phlegm is a pathological product of fluid metabolism dysfunction, often due to Spleen deficiency, which can manifest in tangible forms (e.g., sputum) or intangible forms (e.g., lumps, mental fogginess), causing a wide range of symptoms.

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Phlegm belongs to the Etiology / Pathogenic Factors group of Traditional Chinese Medicine terminology. Browse the full TCM glossary or the related terms below.

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Frequently asked questions

What is Phlegm in Traditional Chinese Medicine?

Phlegm is a pathological product of fluid metabolism dysfunction, often due to Spleen deficiency, which can manifest in tangible forms (e.g., sputum) or intangible forms (e.g., lumps, mental fogginess), causing a wide range of symptoms.

What category does Phlegm belong to?

Phlegm is part of the Etiology / Pathogenic Factors group of TCM concepts.

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⚠️ This page is for general education and is not medical advice. Acupuncture is a traditional practice; evidence varies by condition and study quality, and individual results differ. It does not replace diagnosis or treatment by a licensed professional. Always consult a qualified acupuncturist or physician.