Yin Deficiency
Yin Deficiency is an insufficiency of nourishing and moistening Yin substances such as Blood, Body Fluids and Jing.
Read morePathological patterns
Yin Excess
Yin Excess is a Full pattern in which pathogenic Yin factors such as Cold, Dampness and Phlegm predominate.
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Yang Deficiency is an insufficiency of physiological Yang energy, weakening the warming and activating functions of the body.
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Yang Excess is a Full pattern in which pathological Heat or Fire predominates and produces characteristic Heat symptoms.
Read moreTransformation and interaction between Yin and Yang
Yin and Yang continuously influence and consume one another. Prolonged Excess Cold may weaken Yang, while Excess Heat may deplete Yin.
Read moreYin-Yang imbalance and Heat and Cold syndromes
The four fundamental Yin-Yang patterns correspond with Heat and Cold syndromes: Yang Excess, Yang Deficiency, Yin Excess and Yin Deficiency.
Read morePathology of Yin-Yang imbalance
In TCM, pathological conditions can be reduced to four fundamental Yin-Yang patterns: Yang Excess, Yang Deficiency, Yin Excess and Yin Deficiency.
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