Traditional Chinese Medicine Healing Herbs(TCMHH)

THERAPY

Li qi: TCM Therapy Guide

戾气 异气 毒气 杂气 乖戾之气 戾氣
By the TCMHH editorial team Not medically reviewed How we work Updated 6 Oct 2026
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Li qi also known as Li gas, is one kind of evil gas of high infectivity in human body and belongs to pathological factors, which is different from the six climatic exopathogens. It is a substance naturally existed in nature and often attacks human body through noses and mouths.

The emerge and transmission are closely related to the climate, natural surroundings, food conditions and sanitation. This is often categorized into personal sickness as well as large scale of epidemic. The characteristics are rapidness, severity and high infectivity and quite easy to occur.

Common diseases are fulminant dysentery, diphtheria, infection with swollen head, cholera, smallpox and pestilence.

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Sources and further reading

We cite classical materia medica and modern reference works. This article is health education, not medical advice.

  • Shennong Bencao Jing (The Divine Farmer's Materia Medica), Han dynasty.
  • Bencao Gangmu (Compendium of Materia Medica), Li Shizhen, 1578.
  • Chinese Pharmacopoeia, current edition — identity, quality and safety monographs.
  • NCCIH and WHO reference material on traditional medicine safety.

Spotted an error or a better source? Tell us — corrections are logged on our editorial policy page.

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