HDL (high-density lipoproteins) is actually good cholesterol that we need to regulate certain functions, produce hormones, and digest foods.

的HDL(高密度脂蛋白胆固醇)，其实是良好的胆固醇，我们需要规范的某些职能，生产激素，和消化的食品。

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There were significant difference on triglyceride, total cholesterol, high-density lipoproteins and low density lipoprotein between Beijing and Fujian, Yunnan (P<0.01).

在三酰甘油、总胆固醇及高、低密度脂蛋白胆固醇等，北京与福建和云南患者有差异（P<0.01）。

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"The system is set up so that the HDL high density lipoproteins, or artery-cleaning or 'good' cholesterol, cleans out the LDL low density lipoproteins, or 'bad' cholesterol, " she explains.

CNN: Understanding the cholesterol numbers game