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  1. Learn how caffeine can affect your mood, sleep, digestion, heart and more. Find out how much caffeine is safe for you and how to reduce your intake if you experience any negative effects.

  2. Jun 16, 2023 · Learn how much caffeine is too much and what symptoms to look for when you overindulge. Find out how caffeine affects your mood, sleep, heart, and more, and how to cut back on your intake.

  3. May 2, 2023 · Caffeine is a stimulant that can boost your alertness, mood, and memory, but also cause side effects like jitteriness, insomnia, and heartburn. Learn how much caffeine is safe for you, how it affects your nervous system, heart, digestion, and pregnancy, and what foods and drinks contain caffeine.

  4. Oct 16, 2017 · Caffeine is a stimulant that can improve alertness, energy, and concentration, but also cause insomnia, headaches, and other side effects. Learn about the sources, uses, and health impacts of caffeine, as well as the risks of energy drinks and overdose.

  5. Caffeine can boost your energy and performance, but it can also cause side effects like insomnia, anxiety, heart palpitations and more. Learn how much caffeine is safe for you and how to cut back if you need to.

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