The brain behind the behavior
Understanding ADHD
The Five Profiles — Know Your Type
Eeyore Type: Sluggish, Low-Motivation ADHD
You know Eeyore. He's not bouncing around like Tigger. He's not daydreaming like Pooh. He's just slow. Heavy. Moving through life like everything takes twice the effort. Here's why — and what actually helps.
Understanding ADHDPiglet Type: ADHD With Anxiety
Small, careful, and worried about almost everything. Piglet carries two burdens at once — an underactive prefrontal cortex and an overactive alarm system. Dr. Cowan explains what that looks like and how to help.
Understanding ADHDRabbit Type: Over-Focused ADHD
He has a plan. He always has a plan. And if you change the plan, the wheels come off completely. The over-focused ADHD profile is one of the most missed — and most misunderstood.
Understanding ADHDTigger Type: Hyperactive-Impulsive ADHD
Bouncy, talkative, impulsive, and full of energy. Tigger drives a Corvette with bicycle brakes. The goal isn't to stop the energy — it's to help him steer.
Understanding ADHDWinnie the Pooh Type: Inattentive ADHD
Sweet. Well-meaning. Wandered off in the middle of what he was doing — again. The inattentive profile is especially common in girls and especially easy to miss.
Understanding ADHDThe Different Types of ADHD: A Parent's Guide
ADHD is not one thing. It is five distinct neurological profiles — each looking different, each needing different strategies. Getting the profile right changes everything.
Understanding ADHD
What Is ADHD? A Plain-Language Guide
Most people have heard the word ADHD. Far fewer understand what it actually is. Dr. Cowan explains the neurology in plain language — no jargon, no blame, just clarity.
Understanding ADHD7 Things to Know About ADHD Right Now
Whether your child was just diagnosed or you've been wondering for years, these are the seven things Dr. Douglas Cowan most wants you to know — starting today.
Understanding ADHDInside the ADHD Brain
Brain imaging has shown us exactly what is different about the ADHD brain — and it is not subtle. Four systems, three neurotransmitters, and one clear picture.
Understanding ADHDThe Five Core Symptoms of ADHD
Most people think ADHD is about attention or hyperactivity. It is actually a five-part condition — and without understanding all five parts, you will keep misreading what you are seeing.
Understanding ADHDIs It Really ADHD? Seven Things That Look Like It
ADHD is one of the most over-diagnosed conditions in childhood. Seven other conditions produce identical symptoms for completely different reasons. A good evaluation rules them all out.
Understanding ADHDDo I Have ADHD? Recognizing the Signs
ADHD is simultaneously over-diagnosed and under-diagnosed — especially in adults and women. Dr. Cowan explains what ADHD actually looks like across the lifespan.
Understanding ADHDHow Do I Know if I Have ADHD?
Not everyone with ADHD bounced off the walls as a kid. Here is what ADHD really looks like — and how to know if it's what's been making life harder than it needs to be.
Understanding ADHDUnderstanding ADHD Symptoms in Children and Teenagers
ADHD looks different in different children — sometimes loud, sometimes quiet, sometimes anxious. Here is what to watch for, and what to do when you see it.
Brain, Memory & Time
Working Memory and Time Blindness in ADHD
He forgot. She didn't know it was that late. He thought he had more time. Dr. Cowan explains the two neurological systems behind these patterns — and the practical tools that actually help.
Understanding ADHDYour Brain's Secret Problem-Solving Machine
The ADHD brain is not a broken problem-solving machine. It is running a different operating system. Once you understand how it works, everything looks different.
Performance & Clarity
Seeking Flow State Through Pickleball
For the ADHD brain, pickleball may be the most reliable flow-state machine available. Dr. Cowan explains the neuroscience behind why it works — and how to use it.
Understanding ADHDSystems for Clarity: Naval Ravikant and Dan Sullivan
Two of the sharpest thinkers of the last fifty years built their lives around systems that create clarity and freedom. Here is what their frameworks mean for the ADHD brain.