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How Does Comorbid Anxiety Manifest in Adults with ADHD? 

Comorbid anxiety manifestation in adults ADHD can be particularly challenging because adulthood brings complex demands such as work pressures, financial responsibilities, and relationship management. ADHD in adults (1*) often shows up as difficulties with focus, organisation, and time management, while anxiety can cause excessive worry, avoidance behaviours, and physical symptoms. When these conditions occur together, they can amplify each other, making day-to-day functioning more difficult. 

Understanding the symptoms, behavioural signs, and clinical features is essential for accurate diagnosis and effective treatment. 

Symptoms and Behavioural Signs 

Chronic Overthinking and Worry  

Adults with ADHD may have racing thoughts due to distractibility, but when anxiety is present, these can spiral into persistent worry about work performance, social interactions, or personal responsibilities. This often leads to decision paralysis and task avoidance. 

Avoidance of Challenging Tasks  

ADHD-related procrastination becomes more pronounced when fuelled by anxiety’s fear of failure or judgement. This can result in missed deadlines, strained work relationships, and increased stress. 

Restlessness and Physical Tension  

While hyperactivity in adults with ADHD can appear as constant movement or fidgeting, anxiety can heighten this with muscle tension, jitteriness, and difficulty relaxing, even during downtime. 

Clinical Features 

Key clinical features include: 

  • Sleep disturbances such as insomnia caused by racing thoughts. 
  • Somatic symptoms like headaches, stomachaches, or chest tightness linked to stress. 
  • Emotional dysregulation, where irritability, frustration, or emotional overwhelm occur more often than in ADHD alone. 

Conclusion 

Comorbid anxiety manifestation in adults ADHD involves overlapping cognitive, emotional, and physical symptoms that can significantly affect quality of life. Early recognition allows for more targeted treatment, improving daily functioning and well-being. 

For personalised support in managing both conditions, visit ADHD Certify. For further insight into clinical features and treatment options, read our complete guide to Anxiety disorders.

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

Dr. Rebecca Fernandez, MBBS

Author

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 author's privacy.