它们都具有较高的升糖指数，也就是迅速提高血糖的能力。

They have what is called a high glycemic index, the ability to raise blood glucose rapidly.

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这些食物的升糖指数极高，会快速释放出大量能量，导致胰岛素抵抗力降低。

These foods have a high glycemic index, which means they release their energy quickly and can cause insulin resistance.

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意大利一项研究表明，一些制作精良的碳水化合物食品中含有的升糖指数，常常是心脏病潜伏的因素。

The Italian study found the danger lies in refined carbohydrates which often have a high Glycaemic Index (GI) score.

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