Common Signs of ADHD in Adults

Posted: August 31, 2026

Are you key in a clutch situation but have trouble following up with mundane mail or chores? Do you leave things behind wherever you go, or often have open projects or drink containers out and about? Can a kind gesture or word lift you up, while a misunderstanding sends you spiraling? Maybe your kid just got diagnosed with ADHD, and you've learned that it's highly heritable. Here are some signs worth discussing with a therapist:

You may know exactly what needs to be done but have trouble initiating, organizing, prioritizing, or following through; if you have ADHD, this is more likely when a task is routine or lacks an immediate deadline (Manos & Short, 2023).
Dr. Michelle Chung (2026) explains that high-performing and successful people should nevertheless take a look at their process; since executive functioning is activated by urgency in adults with ADHD, you may not complete important tasks or projects until the last minute, which can lead to burnout. You may be a high achiever who meets every deadline, but the invisible extra effort may warrant support.
Keys, phones, appointments, names, mail, and unfinished household tasks may seem to disappear from your mental radar. Misplacing everyday belongings and forgetting to carry out intended tasks are signs of ADHD (Olagunju & Ghoddusi, 2024).
You may at times talk excessively, interrupt, speak before fully thinking, or find waiting your turn especially difficult, all indicating impulsivity in communication, particularly if it's in your first language (Morell et al., 2024).
"What we have is an abundance of attention, the very opposite of a deficit problem. Our challenge is to control it," notes Dr. Edward Hallowell. ADHD does not necessarily mean an inability to pay attention. You may have trouble directing and sustaining attention where it is needed, particularly when a task is repetitive or uninteresting.
Keeping up with schedules, paperwork, household responsibilities, work demands, and multiple unfinished projects can require considerably more effort than other people realize, and you may expend extra effort to complete tasks or overcompensate, which can cause you to feel overwhelmed (Chung, 2026).
Conversely, one of your strengths may be that you tend to be stronger and more competent in a crisis or under extreme pressure or emergencies, and you may work well in highly structured environments, but given a free day or outside of a structured environment, you may find yourself struggling (Chung, 2026).

Sometimes, anxiety or depression may not tell the whole story. ADHD commonly occurs alongside other mental health concerns (Hartman et al., 2023), and the ongoing challenges of unrecognized or untreated ADHD may contribute to emotional distress. If you've been struggling with anxiety, depression, or other emotional difficulties alongside possible ADHD symptoms, recognizing the connection can be an important step forward.

Best practices for adult ADHD often involve a multimodal approach that combines medication with psychological interventions such as cognitive behavioral therapy (CBT). Medication is effective for reducing core ADHD symptoms, and CBT can help address persistent symptoms and functional difficulties; CBT can help with coping skills, time management, and organization (May et al., 2023; Pan et al., 2024).

Working with a therapist and medical provider can help determine whether ADHD or another condition with similar symptoms is contributing to your difficulties. An accurate assessment can help clarify what's going on and guide treatment that addresses your needs more fully. If you are wondering whether you may have ADHD, an adult ADHD assessment can help you better understand your symptoms and how they may be affecting your work, relationships, and daily life. Working with an ADHD-informed therapist can also help you develop practical strategies for managing executive functioning challenges. C & A Counseling therapists can work with you to learn more and develop tools to work with your strengths. Contact today for more information.

References

Chung, M. (2026). Understanding high-functioning ADHD in ambitious adults. In Focus Forward ADHD 2.0 Summit. GoZen.

Hartman, C. A., Larsson, H., Vos, M., Bellato, A., Libutzki, B., Solberg, B. S., Chen, Q., Du Rietz, E., Mostert, J. C., Kittel-Schneider, S., Cormand, B., Ribasés, M., Klungsøyr, K., Haavik, J., Dalsgaard, S., Cortese, S., Faraone, S. V., & Reif, A. (2023). Anxiety, mood, and substance use disorders in adult men and women with and without attention-deficit/hyperactivity disorder: A substantive and methodological overview. Neuroscience & Biobehavioral Reviews, 151, 105209. https://www.sciencedirect.com/science/article/pii/S0149763423001781?via%3Dihub

Manos, M. J., & Short, E. J. (2023). A new paradigm for adult ADHD: A focused strategy to monitor treatment. Cleveland Clinic Journal of Medicine, 90(7), 413-421. https://www.ccjm.org/content/90/7/413

May, T., Birch, E., Chaves, K., Cranswick, N., Culnane, E., Delaney, J., Derrick, M., Eapen, V., Edlington, C., Efron, D., Ewais, T., Garner, I., Gathercole, M., Jagadheesan, K., Jobson, L., Kramer, J., Mack, M., Misso, M., Murrup-Stewart, C., 0., Bellgrove, M. (2023). The Australian evidence-based clinical practice guideline for attention deficit hyperactivity disorder. Australian & New Zealand Journal of Psychiatry, 57(8), 1101-1116. https://journals.sagepub.com/doi/10.1177/00048674231166329

Morell, A., et al. (2024). Comparing pragmatic abilities across multiple languages in adults with ADHD: Insights from a self-report questionnaire. Clinical Linguistics & Phonetics. https://www.tandfonline.com/doi/full/10.1080/02699206.2024.2374909

Olagunju, A. E., & Ghoddusi, F. (2024). Attention-deficit/hyperactivity disorder in adults. American Family Physician, 110(2), 157-166. https://www.aafp.org/afp/2024/0800/attention-deficit-hyperactivity-disorder-adults

Pan, M.-R., Dong, M., Zhang, S.-Y., Liu, L., Li, H.-M., Wang, Y.-F., & Qian, Q.-J. (2024). One-year follow-up of the effectiveness and mediators of cognitive behavioural therapy among adults with attention-deficit/hyperactivity disorder: Secondary outcomes of a randomised controlled trial. BMC Psychiatry, 24, 207. https://link.springer.com/article/10.1186/s12888-024-05673-8