Kidney deficiency refers to the pathological state of kidney qi yin yang deficiency syndrome. There are many types of kidney deficiency, among which kidney yin deficiency, kidney yang deficiency, kidney qi deficiency, etc. are the most common. There are many reasons for kidney deficiency, such as congenital kidney deficiency, fatigue, excessive exercise, overeating, inattention to warmth, abuse of antibiotics, staying up late for a long time, excessive desire, old age, long-term illness, etc., which will damage kidney essence, kidney yin deficiency, kidney yang, etc. The symptoms of kidney yang deficiency are chills, accompanied by weakness of waist and knee, waist cold, limb cold, decreased libido, decreased urination frequency, male impotence, female cold infertility, irregular menstruation, etc. The symptoms of kidney yin deficiency are mainly waist acid, hot flashes, night sweats, dizziness, tinnitus, insomnia, less or no moss, less pulse, etc. At the same time, women may have symptoms such as decreased menstruation, abnormal menstrual cycle, etc.
