Caffeine:Should you cut back

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Do you like drink coffee?Do you know it's the subtler,more immediate effects on mood and energy that you need to watch out for.In moderate amounts,caffeine can boost alertness,heighten your sense of well-being and increase stamina,so you can exercise or perform other physical tasks longer,What's moderate?About 300 milligrams a day,which is the equivalent of about three cups of coffee.