Potential Downsides of Daily Coffee
6. Increased Anxiety or Jitters
Too much caffeine can overstimulate the nervous system, leading to nervousness, shakiness, or a racing heart—especially in caffeine-sensitive individuals.
7. Sleep Disruption
Even morning coffee can affect sleep for people who metabolize caffeine slowly. Possible effects include:
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Difficulty falling asleep
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Lighter sleep
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Frequent nighttime awakenings
8. Acid Reflux or Stomach Irritation
Coffee increases stomach acid production and may worsen symptoms of:
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GERD
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Heartburn
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Gastritis
