What is the 2 hour rule for coffee?
What is the 2 hour rule for coffee? Kickstart Your Day by Waiting 1-2 Hours After Waking When you first wake up, your body’s cortisol levels (the natural alertness hormone) are high, which helps you feel awake. Drinking coffee immediately can interfere with this natural process, potentially reducing caffeine’s effectiveness. What about having a cup […]
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