题目内容

血液中脂肪蛋白含量的增多，会增加人体阻止吸收过多的胆固醇的能力，从而降低血液中的胆固醇。有些人通过有规律的体育锻炼和减肥，能明显地增加血液中高浓度脂肪蛋白的含量。由此可知：

A. 体育锻炼和减肥是降低血液中高胆固醇的最有效的办法
B. 有些人通过有规律的体育锻炼和减肥来降低血液中的胆固醇
C. 标准体重的人只需要通过有规律的体育锻炼就能降低血液中的胆固醇
D. 不经常进行体育锻炼的人，特别是胖子，随着年龄的增大，I缸液中出现胆固醇的风险越来越大

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