Instead, in the hour or two before your nap time, eat foods high in calcium and protein, which promote sleep.

相反，在午睡前一两个小时，吃点富含钙和蛋白质的食物，可提高睡眠质量。

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Instead, in the hour or two before your nap time, eat foods high in calcium and protein, which promote sleep.

相反，在打盹前的一两个小时，吃一些高钙和高蛋白的食物，这样有助于睡眠。

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Foods that contain a substance called tryptophan, which is converted to an amino acid called L-tryptophan, promote sleep.

食物中含有一种称为色氨酸的物质，它可以转化为一种能促进睡眠的氨基酸—l -色氨酸。

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Still, there is the potential that scientists could one day determine the right mix of calories and nutrients to promote better sleep, which could become a low-cost strategy to curb obesity and heart disease.

CNN: Does your diet influence how well you sleep?