在国人的一片“减肥热”中,“胖”似乎已成为许多人特别是妙龄女子的忌讳之词。然而,一些瘦人却总想使自己胖起来,以改变皮肤的皱褶、肌肉纤弱的形象,而使自己变得均称结实、丰满些,这一愿望是无可非议的。过胖自然会给身体带来祸害,但过瘦对健康的害处也许比胖还要大。过瘦是指人的体重低于标准体重的15％。引起过瘦的原因较多,如结核病、甲状腺功能亢进、慢性消化道疾病以及恶性肿瘤等慢性消耗性疾病等,也有遗传、人为节食、饮食不当等因素。日本一家生命保险公司曾作过调查,在比正常平均体重 In one of the people’s “diet fever”, “fat” seems to have become the taboo words of many people, especially young women. However, some thin people always want to make themselves fat to change the wrinkles of the skin, the image of muscle weakness, and make themselves become both strong and full, this desire is beyond reproach. Obesity will naturally bring about the scourge of the body, but too thin the health damage may be greater than fat. Too thin means the person’s weight is less than 15% of the standard weight. Caused by lean more reasons, such as tuberculosis, hyperthyroidism, chronic digestive diseases and malignant tumors and other chronic wasting disease, but also genetic, artificial diets, improper diet and other factors. A life insurance company in Japan has conducted surveys at an average body weight than normal