Does ADHD Brain Show Slower Brain Maturation in Imaging?

PostedOctober 7, 2025

UpdatedOctober 7, 2025

ByMy Patient Advice

Author: Phoebe Carter, MSc | Reviewed by: Dr. Rebecca Fernandez, MBBS

ADHD brain maturation imaging has revealed intriguing evidence suggesting that the brains of individuals with ADHD mature more slowly than those without the condition. Studies using MRI findings and other neuroimaging techniques have shown that the cortical thinning process, which typically occurs as the brain matures, is delayed in people with ADHD. This delayed developmental trajectory can impact areas of the brain that are responsible for attention, impulse control, and executive functions.

Research has consistently indicated that children with ADHD often exhibit slower brain maturation, particularly in the prefrontal cortex, which is crucial for decision-making, focus, and regulating emotions. This delay in cortical thinning could explain some of the hallmark symptoms of ADHD, such as difficulties with concentration, impulsivity, and emotional regulation. These findings suggest that the ADHD brain may take longer to develop fully, contributing to ongoing challenges with attention and behaviour well into adolescence.

How It Helps

Slower Brain Maturation and Symptoms

The delayed cortical thinning seen in ADHD can manifest as trouble with attention and impulse control. Imaging studies can help track these developmental delays, enabling more effective treatment planning.

Treatment Implications

Imaging findings related to slower brain maturation can guide doctors in selecting the right approach to therapy. For instance, CBT can be useful in teaching self-regulation strategies, while medications like stimulants can help support attention and focus in the brain as it continues to develop.

Understanding the impact of ADHD brain maturation imaging provides valuable insights into how the ADHD brain grows and develops over time. For further guidance, visit providers like ADHD Certify for consultations on personalised treatment.

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

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

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.