据资料分析,心血管疾病在我国居于死亡原因的第一或第二位,其中冠心病的发病与死亡率在某些地区趋于上升之势,并有年轻化的倾向。在冠心病的若干发病因素中,高脂血症占有重要地位,即随着血清胆固醇含量的增高,冠心病的发生率也增高,反之如长期控制血清胆固醇于正常水平,则可以预防动脉粥样硬化的形成。经观察表明,降低血清胆固醇可以减轻已形成的动脉粥样斑块, According to data analysis, cardiovascular disease in China living in the first or second cause of death, of which the incidence of coronary heart disease and mortality in some areas tend to rise, and tend to be younger. In a number of coronary heart disease risk factors, hyperlipidemia occupies an important position, that is, as serum cholesterol levels increased, the incidence of coronary heart disease also increased, on the contrary, such as long-term control of serum cholesterol at normal levels, you can prevent atherosclerosis Hardening formation. It has been observed that reducing serum cholesterol can reduce the formation of atherosclerotic plaque,