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How does caffeine help with thinking and memory?

Caffeine doesn't necessarily help with thinking or memory; rather, it helps you focus by making you stay awake longer. In this video, neuropsychologist Sanam Hafeez, PsyD, explains how prolonged wakefulness is not the same as increased performance. 

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.