1. TCM symptom name refers to physical burnout. Su Wen, Yin and Yang should be like a big theory: "Fifty years old, heavy, deaf." 2. The mass of human body (sometimes called animal body) refers to the total weight of human body (naked weight). Weight refers to the mass of human body (and sometimes animal body), not strictly. Commonly used units of measurement are kilograms, kilograms, pounds, etc. It is a useful parameter in medicine, anthropometry, archaeology and sports. The relationship between birth weight and gestational age At present, the normal range of neonatal weight is considered to be 2.54 kg. 1.52.5 kg is low birth weight, 1 1.5 kg is less than very low weight, and less than 1 kg is ultra-low weight. Anything higher than 4 kilograms is called a giant baby. Premature babies are lighter than full-term babies. Therefore, according to the relationship between gestational age and weight, it can be divided into small gestational age infants (the birth weight is lower than the 10 percentile of the average weight of gestational age infants), suitable gestational age infants and large gestational age infants (higher than the 90th percentile of the average weight of gestational age infants). Low birth weight is prone to hypoglycemia, hypocalcemia and other problems, and is positively related to poor health in the future. Extremely low and ultra-low weight require special care. Macrosomia is caused by heredity, maternal overnutrition or diabetes, which may lead to difficult delivery and future health problems. The reasonable weight loss of children in the first few days after birth (
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