Since exercise can reduce the risk of diseases, improve balance,help lose weight, better sleep habits and even make you confident, you can start a fitness program in the following steps.

既然锻炼可以降低患这种疾病的风险，促进平衡，有助于减重，形成更好的睡眠习惯，甚至令你更自信，那你下一步就可以开始锻炼。

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To reduce the overall weight of the building, it used less concrete in the floors; that in turn enabled it to cut down on structural steel.

为了减少建筑的整体重量，它在楼层中使用了较少的混凝土；这反过来又减少了对结构钢的使用。

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They hope to reduce both the number of components needed in a construction job and their weight—by replacing solid supports with hollow tubes, for example.

他们希望减少建筑工作所需的部件数量和重量，例如，用空心管代替实心支架。

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Scientists think that the compound itself has an effect on limiting glucose absorption, which in turn helps reduce weight.

NEWYORKER: The Operator

For most of that period, the same asset managers have expressed a wish to reduce the weight of American assets in their portfolios, though that urge was strongest three years ago.

ECONOMIST: Economics focus

Dr Golomb and her team believe that antioxidant compounds, called catechins, can improve lean muscle mass and reduce weight - at least studies in rodents would suggest this might be so.

BBC: Chocolate 'may help keep people slim'