“…Illness, on the other hand, is the symptomatic manifestation of energetic imbalance which, in turn, can be caused by internal factors (such as heredity, age, diet and emotional states) or by external factors (such as temperature, humidity, wind, the movement of celestial bodies and the will of ancestors). Keeping healthy, or restoring good health, involves first and foremost having a balanced diet which properly combines socalled "hot" and "cold" foods and the proper timing of meals (see also Anderson, 1987;Ho, 1985;Kleinman et al, 1975;Koo, 1984Koo, , 1987Manderson, 1987). But it also entails avoiding wet/dry or hot/cold climatic conditions, refraining from excessive emotions -be they joy or anger, sadness or fear --and maintaining good social relations.…”