1. How Caffeine Works: Flipping the Switch

Most of us treat caffeine like electricity: We don’t care to know how it works; we just flip the switch and the power turns on.

Here’s what happens when you flip the caffeine switch…

  • Caffeine streams throughout the body
  • Caffeine enters the brain
  • Caffeine changes how you feel and think
  • Caffeine produces short and long-term effects
  • Caffeine acts differently in moderation than in high doses
  • Caffeine makes us want more of it

Caffeine Basics: Table of Contents

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