Why Does Coffee Make Me Sleepy Immediately?

It’s 9:10 AM. You pour your first cup of coffee, expecting the familiar lift. You want clearer focus, quicker thoughts, and that “okay, I’m awake now” feeling. But within minutes, something feels off—and it doesn’t make sense. Your eyes get heavier. Your brain slows down. You reread the same line twice. Instead of feeling alert, … Read more