请教og-20的逻辑翻译

moderation

Increases in the level of high-density lipoprotein(HDL) in the

human bloodstream lower bloodstream- cholesterol levels by

increasing the body’s capacity to rid itself of excess

cholesterol. Levels of HDL in the bloodstream of some individuals

are significantly increased by a program of regular exercise and

weight reduction.

moderation

以下是引用focus在2005-5-14 7:37:00的发言：

我来试试看：

血液中HDL水平的增加能降低血液中的胆固醇通过增加自身去除过量胆固醇的能力。一个正规锻炼和减肥计划能显著增加某些人血液中HDL的水平。

many thanks!