Kidney deficiency is caused by innate endowment insufficiency (inborn poor physique and function) or acquired mental stimulation, over-exertion, prolonged illness, or old age. Kidney deficiency is often categorized as kidney yin deficiency, kidney yang deficiency, kidney qi deficiency, and kidney essence deficiency, etc. It is mostly due to the lack of innate endowment or acquired deficiency, resulting in premature aging, fatigue, forgetfulness, lumbar and knee pain and weakness, tinnitus and deafness, hypogonadism, and emotional anomalies. Its acquired deficiency common mental stimulation, such as panic injury to the kidneys; room overwork; overwork, such as work fatigue; chronic illness and physical weakness or old age and other factors lead to kidney deficiency. It is important to note that patients with kidney deficiency need to take appropriate medication under the guidance of a professional physician and avoid overwork in their daily life.