Cutting back on caffeine can cause withdrawal symptoms, especially if you are a regular drinker. (Getty Images) However, caffeine, particularly when it’s overused, can cause unwanted side effects like ...

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When you’re dragging yourself through the day, coffee can offer a reset. It can jolt your brain into action, sharpening your ...

Caffeine helps us wake up and stay alert, but too much can be harmful to our health. Some coffee drinks at Starbucks contain almost the daily limit for caffeine in one cup. Starbucks also has drinks ...