ADHD and bipolar disorder: Key similarities and differences

ADHD and bipolar disorder share some symptoms and can occur together.

Published on: August 2, 2024
ADHD and bipolar disorder: Key similarities and differences
Key Takeaways
  • Bipolar disorder is a mental health condition that causes people to experience noticeable shifts in mood and behavior. The symptoms are episodic, which means they come and go.

  • Attention-deficit hyperactivity disorder (ADHD) is a condition that impacts a person’s behavior and ability to focus. The symptoms tend to be pervasive, meaning they impact a person in all settings, most of the time. 

  • ADHD and bipolar disorder can present with some similar symptoms, but there are key differences, and they require a different approach to treatment.

Understanding the difference between ADHD and bipolar disorder can be challenging because the two conditions share some overlapping symptoms and can even occur together. ADHD is a neurodevelopmental condition that impacts certain brain functions, influencing a person’s cognition, learning, energy levels, and ability to focus. Bipolar disorder, on the other hand, is a mood disorder that impacts the brain’s ability to regulate mood, causing noticeable and often disruptive shifts in emotions and behavior.

Bipolar disorder and ADHD can both involve hyperactive or restless behaviors and shifts in mood. But ADHD and bipolar disorder have distinct differences when it comes to symptoms, risk factors, and treatment methods. Knowing more about what sets them apart can help you or a loved one connect with the right support to thrive.

What ADHD and bipolar disorder have in common

The symptoms of bipolar disorder and ADHD can show up in similar ways, which can make it hard to tell them apart. Understanding the ADHD and bipolar similarities — as well as their key differences — is important for getting an accurate diagnosis and effective treatment.

People with bipolar disorder experience states of mania (or hypomania) and depression, which come and go. People with ADHD, on the other hand, experience difficulty with executive functioning — which includes organization, the ability to focus, emotional regulation, and problem solving.

Still, the two conditions do have some similarities. Overlapping symptoms of bipolar disorder and ADHD include:

  • Distractibility

  • Impulsivity

  • Rapid speech

  • Talkativeness

  • Irritability

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The difference between bipolar disorder and ADHD

One of the main differences between bipolar disorder and ADHD is the frequency and duration of symptoms. Bipolar symptoms are cyclic, meaning they come in waves, cycling through ups and downs and then stabilizing for a period of time before returning again.

ADHD symptoms, on the other hand, are more likely to be present all the time in varying degrees. These symptoms impact the way a person learns and perceives their surroundings, and they typically don’t fluctuate like the highs and lows of bipolar disorder.

Bipolar disorder symptoms

Bipolar disorder is a mood disorder that causes a person to shift between episodes of high (manic or hypomanic) and low (depressive) moods.

During a depressive episode, someone with bipolar disorder may experience:

  • Depressed or irritable mood

  • Less interest in activities

  • A feeling of being slowed down

  • Low energy and fatigue

  • Feelings of worthlessness or guilt

  • Decreased ability to concentrate or make decisions

  • Thoughts of death and dying

During a manic episode, someone with bipolar disorder may experience:

  • Inflated self-esteem

  • Increased energy

  • A need for less sleep than usual

  • Being more talkative than usual

  • Becoming easily distracted or shifting focus quickly

  • Racing thoughts

  • Increased impulsivity particularly around risky behaviors

A person must experience symptoms of both depression and mania/hypomania to be diagnosed with bipolar disorder.

ADHD symptoms

ADHD is a neurodevelopmental condition that impacts a person’s attention, memory, and ability to manage tasks. It can present in three different ways: predominantly inattentive, predominantly hyperactive/impulsive, or combined.

Inattentive symptoms

  • Makes frequent simple mistakes or overlooks details

  • Finds it hard to stay focused on tasks or games

  • Doesn’t always listen when you talk to them directly

  • Has difficulty seeing tasks through from start to finish

  • Struggles to plan and stay organized

  • Avoids tasks that require a sustained mental focus

  • Often misplaces things they need for work or school, like paperwork, their glasses, or their phone

  • Gets distracted easily

Hyperactive/Impulsive symptoms

  • Experiences frequent fidgeting or restlessness

  • Stands up and moves around when they’re supposed to stay seated

  • Finds it hard to do quiet activities without making noise

  • Has a lot of energy, like they’re powered by a battery that won’t quit

  • Talks excessively or interrupts others frequently

  • Struggles to wait for their turn

  • Inserts themselves into other people’s conversations or activities without being invited

Someone experiencing combined type ADHD will have both hyperactivity and inattention symptoms. To be diagnosed with ADHD, a person’s symptoms must be present for a period of six months.

Can you have both ADHD and bipolar disorder?

Yes, you can have both ADHD and bipolar disorder. Research has found that 1 in 13 people with ADHD has bipolar disorder, and 1 in 6 people with bipolar disorder has ADHD. Additionally, ADHD is often diagnosed first, as those symptoms are usually present in childhood.

If you’re curious about your diagnosis or wonder if it’s truly the right fit for your experience, talk about it with your mental health provider. They’ll be able to discuss your symptoms with you and explore any mismatch that you may be noticing. Most therapists and psychiatrists will consult with their colleagues to ensure that a diagnosis is appropriate, but if you still don’t align with your provider’s direction, you can always seek a second opinion.

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Treating ADHD and bipolar disorder

A combination of medication management and therapy is the first-choice treatment for both ADHD and bipolar disorder. However, the best treatment for you will depend on your unique circumstances, including the severity of your symptoms and how much difficulty they’re causing in your daily life.

ADHD treatment

  • Psychiatric medication can assist with the brain’s executive functioning.

  • Cognitive behavioral therapy (CBT) can help you identify thoughts and behaviors that are not serving you and ultimately make changes toward more organized thinking patterns.

  • Mindfulness practices have been shown to decrease impulsivity and improve attention in people with ADHD.

  • Marriage and family therapy can target important communication skills within families and couples if symptoms of ADHD are causing tension.

Bipolar disorder treatment

  • Psychiatric medication for bipolar disorder generally targets mood stabilization and related symptoms.

  • Dialectical behavioral therapy (DBT) can help with impulse control, distress tolerance, and overall emotional regulation. This can improve a person’s ability to tolerate triggers, which can influence manic and depressive episode severity and frequency.

  • Intensive outpatient programs (IOP) are generally a combination of group and individual therapy that take place several times per week. This can be useful when symptoms of bipolar disorder are causing significant difficulty in areas like keeping up with daily life obligations or maintaining employment.

Treating ADHD and bipolar disorder together

When ADHD and bipolar disorder occur together, treatment works best when both conditions are managed in balance.

  • Stabilize mood first. Mood symptoms are often treated before starting ADHD medication to reduce the risk of triggering mania.

  • Coordinate medications. Your provider can adjust medications to keep symptoms stable.

  • Combine therapies. CBT and DBT together can help with focus, impulse control, and emotional regulation.

  • Maintain healthy routines. Consistent sleep, exercise, and structure help support focus and mood balance.

  • Seek collaborative care. Ongoing communication between providers helps ensure both conditions are treated safely and effectively.

With the right mix of therapy, medication, and support, many people manage both conditions successfully and lead balanced, fulfilling lives.

Clinician’s take
ADHD and bipolar disorder can look alike in many ways, but the patterns behind them are different. Understanding those similarities and differences is the key to getting the right diagnosis — and the right kind of help.
Brandy Chalmers, LPC

Brandy Chalmers, LPC

Clinical reviewer

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ADHD and bipolar disorder share many similarities but are two different conditions. The main difference between ADHD and bipolar is the duration of symptoms. ADHD is persistent, and usually surfaces in childhood. Bipolar disorder symptoms are episodic (lasting from one week up to a few months) with an onset later in life. With access to the right support, both ADHD and bipolar disorder are manageable.

At Rula, we’re here to help you feel better. Rula makes it easy to find a licensed therapist or psychiatric provider who takes your insurance. That way, you don’t have to choose between great care and a price you can afford.

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About the author

Oludara Adeeyo, LCSW

Oludara Adeeyo, LCSW is a therapist and author who is passionate about helping others improve their overall well-being. She has extensive experience treating mood disorders, personality disorders, and thought disorders for diverse populations.

Oludara is the bestselling author of "Self-Care for Black Women" which shares advice and activities designed to help Black women outwardly express their inner joy. Oludara’s writing has also appeared in Women’s Health and Wondermind.

About the clinical reviewer

Lolly Coleman, MS, LMFT

Lolly Coleman, LMFT, has 15 years of experience in the mental health field. She is a practicing therapist and has operated her own private practice for the past nine years. Lolly has clinical experience with numerous populations and has specific specialty in anxiety, depression, self-harm, geriatrics including dementia, and autism.

Lolly's passion for the field is personally fueled, wanting to create a better system for the people she loves. In her free time she enjoys leisurely time at coffee shops and exploring nature with her family.

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