I was 34 when I finally got my ADHD diagnosis

For three decades I thought I was lazy, disorganised, and broken. A private assessment changed everything — and I wish I'd done it years earlier.

I remember sitting in my car outside the clinic, hands shaking slightly, wondering if I was about to waste £600 on something that would confirm I was simply a disorganised person who needed to try harder.

I was 34. I'd spent my entire adult life being told — and telling myself — that I just needed better systems. Better planners. Better habits. I'd read every productivity book published in the last decade. I had seventeen browser tabs open at all times. I'd been late to my own leaving do.

The slow realisation

It started with a throwaway comment from a colleague. We were chatting about a mutual friend who'd just been diagnosed with ADHD in her thirties, and my colleague said, "Honestly, the way you describe her sounds exactly like you." I laughed it off. ADHD was something kids had. Boys, specifically. I was a functioning adult with a mortgage and a career.

"I'd spent my entire adult life being told I just needed better systems. Better planners. Better habits. I'd read every productivity book published in the last decade."

— Sarah M.

The NHS waiting list reality

My GP was sympathetic. He agreed the symptoms I described were worth investigating and referred me to our local adult ADHD service. Then came the wait time: the letter said to expect an initial appointment in 18 to 24 months. That was for the first appointment — not the assessment itself.

The private assessment

I found my clinic through ADHD Navigator — a psychiatrist-led service that offered video assessments. The process was thorough. A detailed questionnaire before the appointment, then a 90-minute clinical interview covering my childhood, education, work history, relationships, and daily functioning.

Life after diagnosis

I want to be careful here, because I know the diagnosis-as-magic-cure narrative is overly simplistic. Medication helps — significantly. But what changed most was the internal shift. Understanding why my brain works the way it does has been genuinely transformative.

What I'd tell my younger self

Get assessed earlier. The NHS wait is real and the private route is expensive, but not as expensive as spending another decade convinced you're just not trying hard enough.