The Science of the Jolt: How Long Does Caffeine Take to Kick In—and Why Timing Matters More Than You Think
The first sip of coffee in the morning isn’t just a ritual—it’s a chemical negotiation between you and the world. That moment when the bitter warmth hits your tongue, the steam curls into the crisp air, and you pause before lifting the mug to your lips is a silent pact: *I need this to work.* […]