长期以来人们普遍认为胆固醇是导致患动脉粥状硬化和冠状心脏病的重要因素之一。以美国农业部人类营养办事处的Hegsted为代表到最近还一直认为,关于降低饮食中饱和脂肪和胆固醇含量的建议是有科学根据的。而美国国家研究委员会食品和营养局则认为:“对健康的成年人来说,需要吃 Cholesterol has long been widely recognized as one of the major causes of atherosclerosis and coronary heart disease. Recently represented by Hegsted, USDA Human Nutrition Office, has long argued that there is scientific justification for reducing saturated fat and cholesterol in the diet. The National Research Council, Food and Nutrition Bureau, said: "For healthy adults, need to eat