What is Defensive Qi?

Wèi Qì · 卫气 · Vital Substances

The protective and active form of Qi that circulates outside the blood vessels, guarding the body against external pathogens and regulating body temperature.

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Defensive Qi belongs to the Vital Substances group of Traditional Chinese Medicine terminology. Browse the full TCM glossary or the related terms below.

Related Vital Substances terms

Frequently asked questions

What is Defensive Qi in Traditional Chinese Medicine?

The protective and active form of Qi that circulates outside the blood vessels, guarding the body against external pathogens and regulating body temperature.

What category does Defensive Qi belong to?

Defensive Qi is part of the Vital Substances 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.