Attention-deficit/hyperactivity disorder is not a condition that belongs only to childhood — it is a neurological difference that travels with a person through every stage of life, changing its face but not its nature. The child who cannot sit still becomes the adult who cannot quiet the mind, and because the world was built to recognize the former, the latter often goes unnamed for decades. Across school, work, and relationship, the condition reshapes itself to fit its context, and the absence of recognition carries its own quiet cost — years of self-blame, compensatory exhaustion, and lives