There are some people, however, for whom regular or higher coffee intake may cause more harm than good, either because of its acidity or caffeine content.

对于一部分患有胃酸、烧心、失眠、心悸或者对咖啡因过敏的人，经常饮用大量咖啡，咖啡的酸性或者过量的咖啡因很可能对他们的身体造成伤害。

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Coffee on the other hand gives an instant 'fix' and helps people be alert and ward off sleepiness when at work thanks to the caffeine content in the drink.

咖啡在另一方面则刹那间'修理'，帮助人们提高警觉，防范于当嗜睡由于工作的咖啡因含量的饮料。

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Mark One has raised millions of dollars in venture capital to develop a more ambitious cup that claims to track the type and brand of drink inside, including calorie and caffeine content.

Mark One已筹集了数百万美元的风险资本，以开发一款更加雄心勃勃的水杯，据称其能够追踪杯中饮品的种类和品牌，包括卡路里和咖啡因含量。

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For most, coffee has a stimulating effect due to its high caffeine content.

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Easily an overachiever in the beverage world, Four Loko packs the alcoholic equivalent of 4 beers and the caffeine content of 3 cups of coffee in a single distastefully colorful 23.5oz can.

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In March, Monster Energy Corp. decided to begin marketing its products as beverages instead of dietary supplements and said it would include the caffeine content on each can of its energy drinks.

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