Symptoms such as heat in the soles of the feet and inability to sleep are most commonly seen in heart yin deficiency, heart-kidney disharmony (heart fire, kidney yin deficiency, dysfunction of the heart and kidneys), and liver-kidney yin deficiency (deficiency of yin in the liver and kidneys). It is recommended that patients should consult the Chinese medicine department of a regular hospital when they develop relevant symptoms, and be treated by a doctor who can identify and treat the symptoms.
1. Yin deficiency of the heart is caused by loss of yin fluid, loss of nourishment for the heart and spirit, and internal disturbance of deficiency heat. In addition to insomnia and fever in the soles of the feet, it may be accompanied by heartburn, palpitations (accelerated heartbeat, often accompanied by panic attacks), dreaminess, dryness of the mouth and throat, emaciation, hot flushes (bursts of heat), night sweating (abnormal sweating after going to sleep and stopping sweating when waking up), and heat in the palms of the hands, and other symptoms.
2. Heart-kidney dysfunction is a deficiency of yin and fluid in the heart and kidneys, resulting in deficiency heat caused by internal disturbance of deficiency fire. In addition to insomnia and heat in the soles of the feet, it may be accompanied by symptoms such as heartburn, palpitation, forgetfulness, dizziness, tinnitus, lumbar and knee soreness and weakness (a feeling of soreness and weakness in the waist and knees), dry mouth and throat, hot flashes and night sweating, dry and knotty stool, short and yellowish urine, and men’s dreaming and emission of urine.
3. Liver and Kidney Yin Deficiency is caused by deficiency of Yin and fluid in the liver and kidneys and internal disturbance of deficiency heat. In addition to insomnia and heat in the soles of the feet, it can be accompanied by dizziness, tinnitus, forgetfulness, dystocia (pain in the area of the ribs and coats of arms), soreness and weakness of the waist and knees, dryness of the mouth and the throat, excessive dreaming, zygomatic redness (reddish color of the cheeks and zygomatic bones), spermatorrhea for men, and menstrual bleeding for women.