Caffeine Timing: Measuring the Evening Sleep Window
Caffeine affects sleep timing, not just alertness. This article explains how to measure your evening sleep window using practical tracking, dose awareness, and timing rules grounded in caffeine pharmacology. It’s for people who drink coffee, tea, energy drinks, or pre-workout and want fewer late-night wake-ups. You’ll learn how to estimate caffeine half-life, set a personal cutoff, test changes safely, and interpret results without guessing.