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8 Small Habits That Will Change Your Life: The Best Expert Advice I’m Using This Year

The Mel Robbins Podcast

NOTE

The impact of adenosine and coffee on energy levels

Grogginess upon waking up is caused by adenosine in the brain, which clears out within 30-40 minutes. Coffee blocks adenosine receptors, preventing the clearing out process. If coffee is consumed before adenosine clears out, it results in increased tiredness when the coffee wears off. This leads to a cycle of dependency on coffee throughout the day. Allowing adenosine to clear out before consuming coffee may reduce the craving for a second cup.

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