Many friends will find themselves sometimes with hot palms and feet, although it does not hurt, but still feel very confused, do not know why suddenly the heart of the hands and feet heat up. In fact, heat in the heart of the hand and feet is a precursor to subhealth, which is called kidney yin deficiency in Chinese medicine. Therefore, it is important to pay attention to the heat in the palms and feet! The fever in the heart of the hands and feet is a typical symptom of kidney yin deficiency, Chinese medicine, kidney deficiency is divided into kidney yang deficiency and kidney yin deficiency. Specific manifestations: Kidney Yin deficiency is mainly manifested as: red cheeks, spontaneous sweating and thirst, internal heat with habitual mouth ulcers, fear of heat, lumbago, heat in the heart of the hands and feet, high urine sugar, irritability, irritability, habitual cold, etc. If three or more symptoms match your current condition, you may be advised to have your body diagnosed by a Chinese medicine practitioner and make further adjustments. It is very rare to have fever in the heart of the hands and feet without other symptoms, and the majority of cases of fever in the heart of the hands and feet are accompanied by unnoticed or considered as normal manifestations. The majority of cases of fever in the heart of the hands and feet are not noticed or are considered normal. The reason for this is that some people do not eat properly and often eat snacks, which can damage the function of the spleen and stomach and cause abnormal transportation and transformation, resulting in stagnation. The second is after other diseases, such as vomiting and diarrhea, dysentery and parasitic diseases, which are not treated properly and are prolonged for a long time, damaging the qi and blood, resulting in malnutrition and noma fever. This part is common for fever in the heart of the hands and feet, yellow muscle thinness, dry hair, abdominal distension, poor appetite, often eating foreign bodies, restless sleep at night, thin stools, indigestible food, yellow urine like rice swill. 2, blood deficiency and yin deficiency, fever in the hands and feet The cause is mostly due to a weak constitution, or after a serious illness, fever, loss of conditioning, depletion of yin and blood, the right qi has not yet recovered. This part often manifests as fever in the heart of the hands and feet, emaciation, depression, cough with little phlegm, dizziness, dryness of the mouth and tongue, afternoon hot flashes, red cheek and night sweats, frequent urination and constipation. Fever in the heart of the hands and feet is most often caused by noma and spleen deficiency, and the majority are infants and children under 3 years of age. In addition to medication, attention should be paid to supplementing a certain amount of nutritious food, getting more sunlight and fresh air to promote recovery.