What is Yang deficiency, what is Yin deficiency

Yang deficiency refers to the pathological phenomenon caused by the deficiency of yang qi and the weakening of warming function. Yin deficiency is the pathological phenomenon caused by the deficiency of yin fluid, the weakening of yin fluid's ability to moisten, descend and restrict yang heat. Yang deficiency may be caused by the weakening of yang qi warming function of middle energizer after living in cold place for a long time. Secondly, old age and chronic illness, poor congenital constitution and a preference for cold drinks can also lead to yang deficiency of patients. Generally, yang deficiency patients are often characterized by fear of cold and cold limbs, love of hot drinks, clear and long urine, thin stools, pale complexion, pale tongue coating, fatigue and fatigue. General patients can be treated with yang tonifying drugs, such as Baoyuan Decoction, Fuzi Lizhong Decoction, Yougui Pill, etc. Yin deficiency may be caused by yin fluid depletion after fever. Secondly, emotional disorders, sexual misconduct, excessive use of warm and dry products, will also lead to yin fluid loss, deficiency heat endogenous. Usually yin deficiency more performance for irritability, insomnia and dreams, night sweats, dry throat, cheeks flushing, five upset heat, tongue red less fur and other symptoms. When the patient has yin deficiency, he can use Ziyin medicine conditioning, such as Zuogui Pill, Radix Ginseng Decoction, Big Buyin Pill, etc.