There is no such thing as six manifestations of yin deficiency in men, usually yin deficiency patients can be manifested as dry mouth and throat, two zygomatic flushes (reddish color on both sides of the face in the zygomatic bone area), five heart heat (two palms and two feet of the heart of the heart fever, and consciously heart and chest heat), short yellow urine, and so on. Yin deficiency in men is related to emotions, uncontrolled intercourse, improper use of medication and other factors, and is generally categorized as heart yin deficiency, lung yin deficiency, liver yin deficiency, and kidney yin deficiency in clinical practice. Heart yin deficiency will appear dry mouth and throat, two cheekbones flushing, palpitations (heartbeat accelerated, often accompanied by panic), insomnia and dreams and other symptoms. Lung Yin deficiency is prone to symptoms such as five heart-heat, dry cough without phlegm and hoarseness. Liver Yin deficiency can be manifested as headache, dizziness, blurred vision, impatience and irritability, two cheekbones flushing and other symptoms. Kidney yin deficiency mainly manifests as dizziness, tinnitus, lumbar and knee weakness (a feeling of soreness and weakness in the waist and knees), hair loss, spermatorrhea, insomnia, forgetfulness, hot flashes (a burst of heat) night sweating, and short, yellow urine. It is recommended that male patients with yin deficiency be treated by a doctor for identification and treatment of the symptoms with the right medication.