Caffeine’s half-life varies based on individual factors, making it crucial to understand why your 3 p.m. coffee might still affect your sleep.
Caffeine Half-Life Explained: Why 3 PM Coffee Can Hit at Midnight
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caffeine metabolism
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Caffeine Cutoff Time: The Sciencey Answer Without the Lecture
Never underestimate how caffeine’s half-life affects your sleep—discover the science behind the ideal cutoff time for staying rested.
