There’s a particular kind of frustration that comes when your capacity changes—and you’re the only one who seems to notice it. You used to move through your days with energy, focus, and momentum. You handled a full schedule, solved problems quickly, and kept things moving without much pause. And now? You get through part of the day and feel… done. You check off a few tasks, and it feels like it took everything. You do something small—like a short workout or a handful of erran