Kidney yin deficiency and kidney yang deficiency can be identified by the four diagnoses of a professional physician, through the symptoms of the patient’s clinical manifestations. Kidney yin deficiency refers to the loss of kidney yin, the loss of nourishment, the internal disturbance of heat, the patient usually manifests as lumbar and knee soreness (lumbar and knee soreness and weakness) and pain, dizziness, tinnitus, insomnia and dreaming, thinness, hot flashes (a burst of fever), night sweats (sweating abnormally after going to sleep, waking up sweating stops), the five heart heat (the hearts of the hands and the two hearts of the feet, and self-consciousness of the heart and chest heat) and so on. Kidney yang deficiency refers to the loss of kidney yang, the body loses its warmth, the patient usually manifests lumbar and knee soreness and cold pain, fear of cold limbs (fear of cold, cold limbs), the lower limbs especially, fatigue (mental exhaustion, physical weakness), frequent and clear urination, and nocturia and other symptoms. It should be noted that if the patient is suffering from kidney yin deficiency or kidney yang deficiency, he/she should go to a regular medical institution for treatment in time to avoid delaying his/her condition.