Patients with kidney deficiency may show forgetfulness, lumbar and knee soreness and weakness (the feeling of lumbar and knee soreness and weakness) discomfort, as well as symptoms of fatigue, reduced sexual function, etc. Different types of clinical manifestations have their own characteristics, and are currently categorized into kidney yang deficiency, kidney yin deficiency, kidney qi deficiency, and renal essence insufficiency. 1. Kidney yang deficiency is characterized by coldness (cold body), cold limbs, lack of energy, shortness of breath and wheezing, soreness and weakness of the waist and knees, impotence, spermatorrhea, and urination at night. 2. Kidney yin deficiency can be seen in soreness and fatigue, dizziness and tinnitus, spermatorrhea and premature ejaculation, dry mouth and sore throat, flushing of the cheekbones (redness of the cheekbones on both sides of the face), heart-heat (heat in the hearts of the hands and feet, and self-consciousness of the heart and chest) or hot flashes in the afternoon (a burst of fever) and other symptoms. 3. Kidney qi deficiency can be seen in the form of premature ejaculation, residual leaking after urination, frequent and clear urination, or even incontinence, lumbar spine weakness, hearing loss, shortness of breath, warmth of the limbs, and a less colorful face, and so on. 4. Kidney essence insufficiency can be seen in pediatric growth and development delay, adult premature aging, forgetfulness, tinnitus, hair loss, loose teeth and other conditions. If you have any symptoms, you need to go to the hospital as soon as possible, the doctor according to the specific conditions, to formulate individualized diagnosis and treatment plan, so as not to delay the condition.