Can environmental factors influence hyperactivity in ADHD?

PostedAugust 22, 2025

UpdatedSeptember 5, 2025

ByMy Patient Advice

Author: Victoria Rowe, MSc | Reviewed by: Dr. Rebecca Fernandez, MBBS

The ADHD environment, including the settings and experiences a person encounters, can significantly shape hyperactivity and its related symptoms. While ADHD has strong genetic roots, researchers have also identified external causes that may increase risk or worsen symptoms, known as environmental risk of ADHD factors.

These influences often interact with a person’s biology rather than acting alone. Early-life experiences, toxins, and psychosocial stressors can impact brain development and behaviour. Recognising these factors can help families and clinicians reduce risks and create supportive surroundings.

Key Environmental Factors Linked to ADHD

Here are some examples of how the ADHD environment can affect symptoms and what can be done about it:

Prenatal Exposure to Toxins

Substances such as nicotine, alcohol, or lead during pregnancy have been linked to higher rates of ADHD and hyperactivity levels. Early intervention and removing ongoing exposures are crucial for improving outcomes.

Chronic Stress or Trauma

Unstable or stressful environments can intensify hyperactive and impulsive behaviours. Supportive therapy and structured routines can help children and adults develop coping strategies.

Low-Stimulation or Overwhelming Settings

Both overly dull and excessively chaotic environments can hinder individuals with ADHD from effectively regulating their energy and attention. Creating balanced, predictable surroundings can reduce symptom intensity.

By understanding the role of these external causes, parents and clinicians can take steps to improve the ADHD environment. Visit providers like ADHD Certify for personal consultations and guidance tailored to individual needs.

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

Victoria Rowe, MSc

Author

Victoria Rowe is a health psychologist with a Master’s in Health Psychology and a BS in Applied Psychology. She has experience as a school psychologist, conducting behavioural assessments, developing individualized education plans (IEPs), and supporting children’s mental health. Dr. Rowe has contributed to peer-reviewed research on mental health, including studies on anxiety disorders and the impact of COVID-19 on healthcare systems. Skilled in SPSS, Minitab, and academic writing, she is committed to advancing psychological knowledge and promoting well-being through evidence-based practice.

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.