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☯ Traditional Chinese Medicine
Wu Yun Liu Qi Calculator
五运六气
Enter any year to reveal the Five Movements and Six Qi forces — the cosmological blueprint governing health, climate, and fortune in classical Chinese medicine.
What Is Wu Yun Liu Qi (五运六气)?
Wu Yun Liu Qi — literally "Five Movements, Six Qi" — is a cosmological calendar system developed over two thousand years in traditional Chinese medicine (TCM). It maps the cyclical interactions of the Five Elements and Six Climatic Qi forces onto the 60-year Ganzhi (Heavenly Stems and Earthly Branches) calendar.
Practitioners use it to forecast seasonal health patterns, epidemic tendencies, dietary needs, and acupuncture focus areas for each year.
The Five Movements (五运 Wǔ Yùn)
The Five Movements represent the annual dominance of one of the five elements — Wood, Fire, Earth, Metal, or Water — in nature and human physiology. There are five sub-periods within each year, each governed by a successive element.
- Da Yun (大运) — The Major Movement for the whole year, determined by the Heavenly Stem
- Zhu Yun (主运) — The five fixed Host Movements, cycling through the five elements each year
- Ke Yun (客运) — The five Guest Movements, starting from the Da Yun and rotating
The Six Qi (六气 Liù Qì)
The Six Qi describes six climatic and energetic forces — Wind, Heat, Fire, Dampness, Dryness, and Cold — that shape each year's health environment. The year is divided into six periods, each with a fixed Host Qi and a rotating Guest Qi determined by the Earthly Branch.
- Si Tian (司天) — The Ruling Heaven Qi governing the upper half of the year
- Zai Quan (在泉) — The In-Earth Qi governing the lower half of the year
Frequently Asked Questions
How is Da Yun (Major Movement) determined?
Da Yun is determined by the Heavenly Stem (天干) of the year. The ten Heavenly Stems cycle through the five elements in pairs: Jiǎ and Jǐ → Earth; Yǐ and Gēng → Metal; Bǐng and Xīn → Water; Dīng and Rén → Wood; Wù and Guǐ → Fire. Even-numbered stems (Jiǎ, Bǐng, Wù, Gēng, Rén) produce Excess (太过); odd-numbered stems produce Deficiency (不及).
What does Tai Guo (太过 Excess) vs Bu Ji (不及 Deficiency) mean?
Tai Guo means the year's governing element is overly strong, which can lead to pathological excesses in the corresponding organ systems. Bu Ji means it is relatively weak, making those organ systems vulnerable. Both states can be mitigated through diet, herbs, and lifestyle adjustments.
How accurate is Wu Yun Liu Qi for health prediction?
Wu Yun Liu Qi is a classical TCM framework, not a scientific medical system. It is used by TCM practitioners as a guide for seasonal preventive care and pattern recognition. Modern research has explored correlations between its cycles and epidemic patterns, but results are debated. It is best understood as a traditional wellness framework rather than precise prediction.
Does Wu Yun Liu Qi apply to birth year or current year?
Both. Your birth year's Wu Yun Liu Qi reveals your constitutional tendencies — which organ systems were dominant or vulnerable when you were born. The current year's Wu Yun Liu Qi shows the environmental forces you interact with now. TCM practitioners consider both together.
How does Wu Yun Liu Qi relate to BaZi (Eight Characters)?
BaZi (四柱八字) focuses on personal fortune via the four pillars of birth (year, month, day, hour). Wu Yun Liu Qi is a macro cosmological system applied to entire populations and years — it is more closely tied to TCM health forecasting. They share the Ganzhi calendar foundation but serve different purposes.