"The third Geng day after summer solstice is furi".Furi is also known as sanfu tian(dog days),among which the"three"means generating,while"fu"means surrendering or subduing.Geng is mental,corresponding to the convergence qi of autumn.Dog days belong to the period with the most vigorous yang and heat in a year.Dry fierce heat leads to ascending and moving.At this time with the Geng day's descending qi,the yang heat qi can be converged into the body,surrendered in the water,transforming into middle qi,promo-ting circumfluence at a stretch and connection between up and down.According to the five elements,summer belong to fire.From the beginning of the summer solstice,yang heat qi becomes more,people correspond to heaven,at this time,the human body's yang is the most vigorous,so people should conform to heaven and earth,make good use of heavenly yang to complement the human body yang.Choosing the third Geng day after the summer solstice,which has descending and converging qi,to subdue the natural yang heat and dry heat,can contain the yang heat,nurture the generating qi,and make the human body's yang qi more abundant.For consumptive syn-drome due to disharmony of spleen-stomach ascending and descending caused by kidney water failing to be warmed,Rhizoma Dioscoreae Pill can be adopted.During the dog days,the summer heat is much more intense.If heat pathogen invades the lungs,it is advisable to clear the summer heat,disperse the lung,and relieve cough.The end of the last dog days is after the Beginning of Autumn,the dry pathogen dominates.If the dry pathogen harms the lungs,the medication should be mainly cold and cool to subdue the strong and dry qi in the human body and restore ascending,descending,floating and sinking of body's qi movement.
furisanfu tian(dog days)the Geng day(any day designated by the combination of the seventh of the ten Heavenly Stems with one of the Earthly branches)circumfluence at a stretchthe 24 solar terms
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