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Why caffeine makes some people buzz

Why caffeine makes some people buzz
BBC Health Extra Thursday 17 September 2026, 05:24 UTC 1 min read
Key Points

Scientists say it all depend on caffeine habits, lifestyle and one factor we have no control over: our genes.

Scientists say it all depend on caffeine habits, lifestyle and one factor we have no control over: our genes.
Originally published by BBC Health Extra Read original →

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