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How do polygenic risk scores relate to ADHD? 

PostedAugust 19, 2025
UpdatedSeptember 4, 2025
ByMy Patient Advice

Polygenic risk of ADHD is a concept that has gained significant attention in recent years. Polygenic risk scores (PRS) help estimate an individual’s genetic predisposition to ADHD by evaluating the combined effect of multiple genetic variations. This tool allows researchers to assess the risk of developing ADHD based on genetic factors, offering valuable insights into the genetic underpinnings of the disorder. 

Polygenic risk of ADHD is particularly useful in understanding how genetic scores can influence an individual’s likelihood of developing ADHD. By aggregating the effects of various genetic markers, PRS helps scientists and clinicians predict ADHD risk with greater accuracy. This method provides a more nuanced view of how genetics play a role in the condition, as ADHD is influenced by many small genetic variations rather than a single gene. 

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Polygenic Risk Scores and ADHD Prediction 

ADHD Prediction 

Polygenic risk scores are also valuable in ADHD prediction, allowing for more precise risk assessments. By looking at an individual’s genetic makeup, PRS can provide an estimate of their likelihood of developing ADHD, especially in individuals with a family history of the disorder. 
While PRS is still evolving, it holds promise for early identification and intervention, allowing for personalised treatment plans. 

Inherited Traits and ADHD 

Understanding inherited traits in ADHD is key to using polygenic risk scores effectively. Family studies show that ADHD tends to run in families, which points to a genetic link. Polygenic risk scores help quantify this inherited risk, offering a clearer picture of how genetic traits contribute to ADHD development. 

The integration of polygenic risk ADHD could change the way we approach diagnosis and treatment. Visit providers like ADHD Certify for care that incorporates the latest insights into genetic scores and ADHD prediction.  

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

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Lucia Alvarez, MSc, author for my patient advice - mypatientadvice.co.uk

Lucia Alvarez, MSc

Author

Lucia Alvarez is a clinical psychologist with a Master’s in Clinical Psychology and extensive experience providing evidence-based therapy and psychological assessment to children, adolescents, and adults. Skilled in CBT, DBT, and other therapeutic interventions, she has worked in hospital, community, and residential care settings. Her expertise includes grief counseling, anxiety management, and resilience-building, with a strong focus on creating safe, supportive environments to improve 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 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. 

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