For many adults, the signs of ADHD have been hiding in plain sight for years. Missed deadlines, overflowing email inboxes, forgotten appointments—these aren’t always about “trying harder.” They’re about how the ADHD brain processes focus, time, and motivation.
October is ADHD Awareness Month, a time to highlight that attention-deficit/hyperactivity disorder doesn’t end in childhood. In fact, 15.5 million adults (6%) live with ADHD - one third of which are not on any treatment.
Why ADHD Gets Missed
ADHD in adults often looks different than in kids. While hyperactivity tends to fade with age, inattention, restlessness, emotional impulsivity, and executive-function struggles persist.
Common reasons it gets missed:
Signs You Might Have Adult ADHD
If several of these resonate, it’s worth an evaluation:
The Science Behind the Struggle
ADHD is linked to a dopamine and norepinephrine imbalance in the part of the brain that regulates attention, focus, and executive control. It’s not a character flaw—it’s neurobiology. Modern neuroimaging even shows structural and functional differences in the prefrontal cortex and basal ganglia.
Treatment That Works
At NEINH, our providers take a multifaceted approach:
Beyond Medication
ADHD management goes beyond pills. We often integrate:
Why Early Diagnosis Matters
Left untreated, ADHD increases the risk for anxiety, depression, and work or relationship strain.
With treatment, adults frequently describe it as “life-changing”—a sense of clarity, calm, and confidence replacing chaos. If you see yourself in these descriptions, you’re not alone. ADHD isn’t a label; it’s a roadmap to understanding how your brain works—and how to help it thrive.