ADHD May Be a Brain Energy Disorder: What a Major New Review Means for Children, Adults, and the Future of Treatment

TL;DR: ADHD May Be a Brain Energy Disorder

A major 2026 review published in Neuroscience & Biobehavioral Reviews proposes a new way of thinking about ADHD. Rather than viewing ADHD solely as a disorder of attention, the authors suggest ADHD may involve difficulties regulating and allocating the brain’s energy resources.

While this model is still evolving, it helps explain why people with ADHD often experience inconsistent performance, fluctuating focus, executive dysfunction, emotional dysregulation, and sensitivity to sleep, stress, exercise, and nutrition.

In my practice, I view ADHD through both a psychiatric and whole-health lens. Medication can be incredibly effective and often has an important place in treatment. However, long-term success typically requires more than medication alone. Sleep, physical activity, nutrition, metabolic health, stress management, and environmental systems all influence how the ADHD brain functions.

The future of ADHD treatment is unlikely to be medication versus lifestyle. It will be medication when appropriate, combined with strategies that improve overall brain health and help individuals build a life that works with their unique neurobiology.

ADHD Is More Than a Disorder of Attention

For decades, ADHD has largely been described as a disorder of attention, impulsivity, and hyperactivity.

That framework is useful, but it may not tell the entire story.

A fascinating new review published in Neuroscience & Biobehavioral Reviews introduces the concept of Energy Deficit Hyperactivity Disorder (EDHD). The authors argue that many symptoms associated with ADHD may stem from difficulties in the brain’s ability to generate, distribute, and regulate energy where and when it is needed.

This is not yet an established diagnosis or replacement for current ADHD models. However, it represents an important shift in thinking that aligns surprisingly well with what many children and adults with ADHD describe in everyday life.

Instead of asking:

“Why can’t someone with ADHD pay attention?”

The better question may sometimes be:

“Why can’t the brain consistently direct enough energy toward the things that require attention?”

As someone who specializes in ADHD and integrative psychiatry, I find this perspective compelling because it bridges neuroscience, metabolism, lifestyle medicine, and clinical psychiatry in a way that makes sense both scientifically and practically.

The ADHD Experience Is Often Inconsistent

One of the most frustrating aspects of ADHD is inconsistency.

Many people can focus intensely on one activity for hours while struggling to complete a simple task they genuinely want to accomplish.

A student may spend an entire afternoon researching a hobby but forget an important assignment.

An entrepreneur may build a successful company while consistently struggling to answer emails.

A professional may excel in high-pressure situations yet find routine administrative work nearly impossible.

These experiences are often interpreted as laziness, lack of discipline, or insufficient motivation.

In reality, many people with ADHD describe something very different.

They don’t feel unwilling.

They feel unable to engage their brain on demand.

The energy regulation model offers a possible explanation.

According to the review, ADHD may involve fluctuations in the brain’s ability to supply sufficient energy to the neural networks responsible for executive functioning, self-control, planning, working memory, emotional regulation, and sustained attention.

When those networks are adequately supported, performance improves.

When energy availability drops, symptoms emerge.

The Brain Runs on Energy

The human brain accounts for only about 2% of body weight but consumes roughly 20% of the body’s energy.

Higher-order cognitive functions are among the most metabolically demanding processes the brain performs.

These include:

• Sustained attention

• Working memory

• Decision-making

• Emotional regulation

• Inhibitory control

• Planning and organization

• Task initiation

The review proposes that ADHD may involve inefficiencies in how energy is produced, allocated, or utilized within these networks.

This helps explain why factors such as:

• Poor sleep

• Stress

• Physical inactivity

• Metabolic dysfunction

• Illness

• Nutritional deficiencies

can dramatically worsen ADHD symptoms.

Many patients intuitively understand this.

They often tell me:

“I know how to do the task. I just can’t get my brain to engage.”

That statement is difficult to explain using a simple attention-deficit model.

It makes much more sense when viewed through the lens of energy regulation.

How ADHD Medications Actually Work

One misconception about ADHD medications is that they directly create attention.

The reality is more nuanced.

Medications primarily increase dopamine and norepinephrine signaling.

These neurotransmitters help regulate:

• Alertness

• Motivation

• Reward processing

• Effort allocation

• Goal-directed behavior

In many ways, stimulants help the brain determine what deserves attention and effort.

This is why many patients describe medication as making tasks feel more approachable rather than magically making them enjoyable.

Medication often improves the ability to initiate tasks, persist through challenges, and maintain engagement.

For many individuals, these medications can be life-changing.

I prescribe ADHD medications regularly because they can significantly improve quality of life, academic performance, occupational functioning, emotional regulation, and overall health.

The scientific evidence supporting stimulant medications is substantial.

However, medication is not the same thing as recovery.

Why Medication Is Often Necessary but Rarely Sufficient

One of the biggest mistakes in ADHD treatment is viewing medication as either the entire solution or something that should never be used.

Neither position reflects what I see in clinical practice.

Medication can create opportunity.

It can improve focus.

It can increase mental bandwidth.

It can reduce friction.

But medication does not automatically build a successful life.

Medication does not:

• Create routines

• Improve sleep habits

• Develop organizational systems

• Teach emotional regulation

• Improve fitness

• Correct nutritional deficiencies

• Build healthy relationships

I often compare medication to improving traction on a vehicle.

Better traction helps.

But you still need a destination, a map, and the skills to drive.

The individuals who thrive long-term usually combine medication with systems that support how their brains naturally function.

Sleep May Be the Most Underrated ADHD Treatment

If there were a medication that consistently improved:

• Attention

• Memory

• Mood

• Emotional regulation

• Learning

• Executive functioning

every parent and adult with ADHD would want access to it.

That intervention already exists.

It’s called sleep.

Unfortunately, sleep problems are extraordinarily common in ADHD.

Many individuals experience:

• Delayed sleep phase

• Difficulty falling asleep

• Frequent awakenings

• Inconsistent sleep schedules

• Poor sleep quality

Even modest sleep deprivation can impair executive functioning in ways that resemble ADHD.

In children, inadequate sleep may worsen hyperactivity, impulsivity, irritability, and academic performance.

In adults, it often worsens procrastination, emotional reactivity, forgetfulness, and mental fatigue.

This is one reason I routinely evaluate sleep when working with ADHD patients.

Ignoring sleep with ADHD while focusing exclusively on medication is often a missed opportunity.

Exercise Is Brain Medicine

Physical health and ADHD go hand in hand. Exercise remains one of the most powerful yet underutilized interventions available for ADHD.

Regular physical activity influences many of the same biological systems involved in attention and executive functioning.

Research suggests exercise can increase:

• Dopamine signaling

• Norepinephrine activity

• Brain-derived neurotrophic factor (BDNF)

• Insulin sensitivity

• Mitochondrial function

• Cerebral blood flow

Many of my patients notice significant improvements in focus and mood on days when they exercise.

This doesn’t mean exercise replaces medication.

It means exercise deserves to be viewed as treatment rather than simply a healthy habit.

Children with ADHD need movement.

Adults with ADHD need movement.

The brain evolved in a body that moves.

Nutrition and ADHD: Beyond Food Coloring Debates

Nutrition discussions often become oversimplified.

There is no single ADHD diet.

There is no magic food that cures ADHD.

At the same time, it is increasingly difficult to argue that nutrition has no role in brain function.

The brain depends on a continuous supply of nutrients to generate energy and maintain optimal function.

I encourage patients to focus on fundamentals:

• Adequate protein intake

• Stable blood sugar

• Omega-3 fatty acids

• Whole foods

• Sufficient micronutrients

• Limited ultra-processed foods

Poor nutrition may not cause ADHD.

However, poor nutrition can absolutely worsen attention, energy, mood, and executive functioning.

ADHD and Metabolic Health Are Connected

One of the most important developments in modern psychiatry is the growing recognition that metabolic health and mental health are deeply intertwined.

Individuals with ADHD have higher rates of:

• Obesity

• Insulin resistance

• Type 2 diabetes

• Sleep disorders

• Cardiovascular disease

These relationships likely operate in both directions.

Executive dysfunction can make healthy behaviors harder.

Poor metabolic health can worsen executive functioning.

The result can become a self-reinforcing cycle.

This is one reason I frequently discuss sleep, exercise, nutrition, body composition, and metabolic health alongside traditional psychiatric treatments.

The brain is not separate from the body.

Brain health is body health.

What This Means for Children

Parents often ask whether lifestyle interventions should be tried before medication.

I think that is often the wrong question.

Children deserve both.

Every child deserves:

• Adequate sleep

• Daily physical activity

• Nutritious food

• Emotional support

• Appropriate school accommodations

• Evidence-based treatment

For some children, lifestyle interventions may be enough.

For others, medication may be transformative.

Most often, the best outcomes come from combining multiple approaches rather than searching for a single solution.

Building a Life That Works With ADHD

The most successful adults treat their ADHD holistically, they don't seek to eliminate their ADHD.

Instead, they build lives that work with their brains.

That might include:

• Systems

• Reminders

• Time blocking

• Environmental design

• Consistent exercise

• Structured sleep routines

• Strategic medication use

• External accountability

The goal is not perfection.

The goal is reducing friction, building a life that works, and learning to love your life.

ADHD becomes far more manageable when people stop fighting their brains and start designing systems that support them.

Final Thoughts

The Energy Deficit Hyperactivity Disorder model remains a hypothesis, but it offers a compelling framework for understanding ADHD through the lens of brain energy, metabolism, and executive functioning.

Whether this model ultimately proves correct in whole or in part, it highlights something I see every day in clinical practice:

ADHD is bigger than attention.

Medication can be incredibly helpful and often has an important place in treatment.

But long-term success usually requires a broader approach.

Sleep matters.

Exercise matters.

Nutrition matters.

Metabolic health matters.

Stress management matters.

Relationships with ADHD matters.

The systems we build around our lives matter.

As our understanding of ADHD continues to evolve, I believe the future of treatment will increasingly integrate neuroscience, lifestyle medicine, metabolic psychiatry, and personalized care.

Because the goal isn’t simply helping someone pay attention.

The goal is helping them build a healthier, more effective, and more fulfilling life.

Looking for ADHD Treatment in Washington, DC?

ADHD is more than a problem with attention. It affects executive functioning, motivation, emotional regulation, sleep, physical health, relationships, and daily performance.

In my practice, I take a comprehensive approach to ADHD treatment that goes beyond symptom management alone. Depending on your needs, that may include medication, sleep optimization, nutrition, exercise, behavioral strategies, executive functioning support, and evaluation of factors that may be contributing to brain fog, fatigue, anxiety, or difficulty focusing.

Whether you’re a college student, entrepreneur, professional, parent, or someone who has always felt like your brain works differently, my goal is to help you better understand your ADHD and build a treatment plan that works with your life, not against it.

If you’re looking for an ADHD specialist in Washington, DC, I invite you to schedule an appointment.

Ready to get started?

Book an ADHD Evaluation →

Frequently Asked Questions About ADHD

Can ADHD be treated without medication?

Sometimes. Some individuals with mild ADHD symptoms can see meaningful improvements through sleep optimization, exercise, nutrition, behavioral strategies, environmental modifications, coaching, and therapy. However, many children and adults benefit significantly from medication. The best treatment plan depends on symptom severity, impairment, goals, and personal preference.

How do ADHD medications work?

ADHD medications primarily affect dopamine and norepinephrine signaling in the brain. These neurotransmitters help regulate attention, motivation, effort, reward processing, and executive functioning. Medications such as Vyvanse, Adderall, Concerta, and Ritalin can improve the ability to initiate tasks, sustain focus, and follow through on goals.

Does exercise help ADHD?

Research suggests exercise may improve attention, executive functioning, mood, and emotional regulation. Physical activity can increase dopamine, norepinephrine, and brain-derived neurotrophic factor (BDNF), which are all involved in healthy brain function. While exercise is not a replacement for medication when medication is needed, it is one of the most effective lifestyle interventions available.

Can poor sleep make ADHD worse?

Absolutely. Sleep deprivation can impair attention, working memory, emotional regulation, and impulse control. Many individuals with ADHD also experience sleep difficulties, making sleep assessment and optimization an important part of treatment.

What is executive dysfunction?

Executive dysfunction refers to difficulties with planning, organization, prioritization, time management, task initiation, working memory, and self-regulation. Executive dysfunction is often one of the most impairing aspects of ADHD and frequently persists into adulthood.

Does nutrition affect ADHD symptoms?

Nutrition does not cause or cure ADHD, but it can influence brain function. Adequate protein intake, omega-3 fatty acids, stable blood sugar levels, and a diet rich in minimally processed foods may support attention, energy, and overall cognitive performance.

Is ADHD related to dopamine?

Dopamine plays an important role in ADHD. Many current treatments work by increasing dopamine signaling. However, ADHD is likely more complex than a simple dopamine deficiency and may involve multiple brain networks, neurotransmitters, and biological systems.

Can ADHD affect physical health?

Yes. Individuals with ADHD have higher rates of obesity, sleep disorders, substance use disorders, cardiovascular disease, and metabolic dysfunction. Executive functioning challenges can make healthy habits more difficult to maintain, which may contribute to these risks over time.

What is integrative ADHD treatment?

Integrative ADHD treatment combines evidence-based psychiatric care with attention to sleep, exercise, nutrition, stress management, behavioral strategies, metabolic health, and lifestyle factors. The goal is to improve overall brain function and quality of life rather than focusing solely on symptom reduction.

How do I know if I have ADHD as an adult?

Adult ADHD can present as chronic procrastination, difficulty staying organized, forgetfulness, time blindness, emotional reactivity, restlessness, or difficulty following through on goals. A comprehensive ADHD evaluation can help determine whether ADHD or another condition is contributing to these symptoms.

About the Author Ryan Sheridan, DNP, PMHNP-BC is an ADHD specialist and integrative psychiatric nurse practitioner serving Washington, DC. He specializes in adult ADHD, executive dysfunction, anxiety, sleep optimization, metabolic psychiatry, and evidence-based lifestyle interventions that support long-term brain health.