Kidney deficiency includes kidney yang deficiency, kidney yin deficiency, kidney qi deficiency, etc. It can present with clinical manifestations such as lumbar and knee soreness and tenderness (a feeling of soreness and weakness in the lumbar area and knees), insomnia and dreaminess, and deafness and tinnitus. 1. Kidney yang deficiency can be characterized by soreness and tenderness of the waist and knees, coldness and pain, fear of cold, coldness of the limbs, especially in the lower limbs, fatigue (mental exhaustion, physical weakness), white or sallow complexion, or frigidity of the libido, slippery spermatozoa, impotence, premature ejaculation; or increased urination, pale color of the urine, and excessive nocturia. 2. Kidney Yin deficiency can be characterized by soreness and pain in the waist and knees, tinnitus, dizziness, insomnia and dreaming, emaciation, night sweating, dry throat, five heart-heat (heat in the heart of the hands and feet, and self-consciousness of the heart and chest irritability and sultriness), abnormal erection of the penis when the man is not engaged in sexual activities or not sexually aroused or not holding urine, premature ejaculation and spermatorrhea. 3. Kidney qi is not solid can appear waist and knee soreness and weakness, deafness and tinnitus, fatigue, urination increased, the color of urine is light, the frequency of nocturia, or urinary residual leaking (after urinating, there are still a few drops or a small section of urine from the urethral orifice overflowing), or urinary leakage, or urinary incontinence; men with slippery spermatozoa, premature ejaculation. If you are not feeling well, it is recommended that you visit a hospital.