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Does ADHD Affect Focus and Concentration? 

PostedOctober 15, 2025
UpdatedOctober 15, 2025
ByMy Patient Advice
Author: Phoebe Carter, MSc | Reviewed by: Dr. Rebecca Fernandez, MBBS

Yes, ADHD and focus are directly linked. One of the primary symptoms of ADHD is difficulty with concentration issues ADHD. People with ADHD often struggle to maintain attention, especially on tasks that require sustained mental effort, such as reading, studying, or completing detailed work. This can lead to incomplete tasks, missed deadlines, and overall frustration. 

Discover if you have ADHD

How ADHD Affects Focus and Concentration 

ADHD affects the brain’s ability to regulate attention, making it hard for individuals to filter out distractions and stay focused for long periods. This is due to an attention deficit ADHD, where the brain has trouble maintaining focus and switching between tasks smoothly. As a result, individuals may experience challenges in both professional and personal settings, often seeming disengaged or distracted. 

Easily Distracted:  

Individuals with ADHD are frequently sidetracked by external stimuli or unrelated thoughts, making it difficult to stay focused on the task at hand. 

Difficulty Completing Tasks:  

A lack of sustained focus often leads to tasks being left unfinished. People with ADHD may start projects with enthusiasm, but struggle to follow through. 

Mental Fatigue:  

Trying to maintain focus despite distractions can lead to mental exhaustion. Even simple tasks can feel overwhelming, as the brain works harder to concentrate. 

Inconsistent Attention:  

Sometimes, people with ADHD experience hyperfocus, where they can concentrate intensely on a task for a long time, while other times they may struggle to focus on all. 

Managing Focus Issues with ADHD 

While ADHD and focus difficulties can be challenging, there are strategies, such as breaking tasks into smaller steps, using reminders, and seeking professional help, that can make managing ADHD symptoms more achievable. 

Visit providers like ADHD Certify for personal consultations to better understand how brain imaging can inform ADHD treatment.  

For a deeper dive into the science, diagnosis, and full treatment landscape, read our complete guide to ADHD misconceptions.  

Discover if you have ADHD
Phoebe Carter, MSc
Author

Phoebe Carter is a clinical psychologist with a Master’s in Clinical Psychology and a Bachelor’s in Applied Psychology. She has experience working with both children and adults, conducting psychological assessments, developing individualized treatment plans, and delivering evidence-based therapies. Phoebe specialises in neurodevelopmental conditions such as autism spectrum disorder (ASD), ADHD, and learning disabilities, as well as mood, anxiety, psychotic, and personality disorders. She is skilled in CBT, behaviour modification, ABA, and motivational interviewing, and is dedicated to providing compassionate, evidence-based mental health care to individuals of all ages.

All qualifications and professional experience stated above are authentic and verified by our editorial team. However, pseudonym and image likeness are used to protect the author's privacy. 

Dr. Rebecca Fernandez, MBBS, author and a reviewer for my patient advice - mypatientadvice.co.uk
Dr. Rebecca Fernandez, MBBS
Reviewer

Dr. Rebecca Fernandez is a UK-trained physician with an MBBS and experience in general surgery, cardiology, internal medicine, gynecology, intensive care, and emergency medicine. She has managed critically ill patients, stabilised acute trauma cases, and provided comprehensive inpatient and outpatient care. In psychiatry, Dr. Fernandez has worked with psychotic, mood, anxiety, and substance use disorders, applying evidence-based approaches such as CBT, ACT, and mindfulness-based therapies. Her skills span patient assessment, treatment planning, and the integration of digital health solutions to support mental well-being.

All qualifications and professional experience stated above are authentic and verified by our editorial team. However, pseudonym and image likeness are used to protect the reviewer's privacy.