Kidney-yang is the source of hair growth of human yang, the motive force of renal function, and plays a promoting role in various organs of human body. Kidney-yang deficiency refers to kidney Yang Qi deficiency and weakened function. Because kidney-yang is the basis of yang, if the root is weak, the inquiry function of the whole body yang will be reduced, so the deficiency of kidney-yang will lead to symptoms of cold, and the limbs are cold, especially the lower limbs. Kidney-yang deficiency usually manifests as: cold pain in the waist and knees, aversion to cold, cold hands and feet, long urination, frequent urination, pale complexion, decreased libido, impotence and premature ejaculation, pale tongue with white fur and heavy pulse.

Kidney yin deficiency

Kidney yin refers to the yin fluid of viscera, which is mainly kidney. It is the basis of human life, the material basis of God's functional activities and nourishes human organs and tissues. Kidney yin deficiency refers to the deficiency of yin fluid in the kidney, which weakens the function of nourishing and moistening. Kidney-yin deficiency usually manifests as soreness in the waist and weakness in the legs, dizziness and tinnitus, insomnia and dreaminess, fever in the five senses, hot flashes and night sweats, Huang Chi in urine, red tongue with little body fluid and rapid pulse.

Deficiency of kidney qi

Kidney-qi deficiency refers to the deficiency of kidney vitality and weakened physiological function. Kidney qi is produced by kidney essence, which is the functional activity of kidney essence and the basic driving force to maintain life activities. In other words, kidney essence is the root of kidney qi, and kidney qi is the image of kidney essence. The relationship between kidney essence and kidney qi is actually the relationship between matter and function. They interact with each other to promote the sufficiency of kidney essence, and the kidney qi will be weak.

Deficiency of kidney essence

Deficiency of kidney essence refers to the condition that the nerve is empty and cannot nourish the brain marrow. The essence stored in the kidney is the basis of human life activities. The main function of kidney essence is to control the growth and reproduction of human body, and it is the basic substance of life activities. Kidney essence can regulate the essence of zang-fu organs to meet the needs of their activities, produce marrow, nourish bones, replenish brains, participate in the production of blood, and improve the body's disease resistance. Kidney essence deficiency is mostly caused by old age, kidney essence deficiency, or congenital endowment deficiency, or long-term illness and malnutrition. Its pathological manifestation is that in youth, it can affect Solanum nigrum and hinder the development and maturity of gonads. In the prime of life, it will lead to premature aging, sexual dysfunction and male oligospermia. become senile prematurely