--- title: "ADHD: Symptoms, Causes, Diagnosis & Treatment | infoMD" description: "ADHD causes difficulty sustaining attention. Learn about symptoms, diagnosis, treatment options, and how to manage adhd with guidance from medical experts." lang: en json-ld: | [ { "@context": "https://schema.org", "@type": "MedicalCondition", "name": "ADHD", "alternateName": [ "Attention-Deficit/Hyperactivity Disorder", "ADD", "Attention Deficit Disorder" ], "description": "ADHD is a neurodevelopmental disorder characterized by persistent patterns of inattention, hyperactivity, and impulsivity that interfere with functioning and development. 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Brain imaging studies show structural and functional differences in the brains of people with ADHD, particularly in areas controlling attention, impulse control, and executive function. It is recognized by every major medical and psychological organization worldwide. ADHD is not caused by poor parenting, too much screen time, or lack of discipline." } }, { "@type": "Question", "name": "Can adults have ADHD?", "acceptedAnswer": { "@type": "Answer", "text": "Yes. ADHD is a lifelong condition, and approximately 60% of children with ADHD continue to experience clinically significant symptoms in adulthood. Many adults are diagnosed for the first time in their 30s, 40s, or later - often after a child's diagnosis prompts them to recognize similar patterns in themselves. Adult ADHD is underdiagnosed, particularly in women." } }, { "@type": "Question", "name": "Do ADHD medications change your personality?", "acceptedAnswer": { "@type": "Answer", "text": "No. ADHD medications do not change who you are. They help regulate the neurotransmitters (dopamine and norepinephrine) that are underactive in ADHD, allowing you to focus, organize, and control impulses more effectively. Most people describe feeling more like themselves, not less. If a medication makes you feel flat or unlike yourself, tell your doctor - dose adjustments or a different medication can usually resolve this." } }, { "@type": "Question", "name": "Can you outgrow ADHD?", "acceptedAnswer": { "@type": "Answer", "text": "Some children's symptoms do improve significantly by adulthood, particularly hyperactivity. However, the majority (about 60%) continue to experience impairing symptoms as adults, particularly inattention and executive function difficulties. Rather than \"outgrowing\" ADHD, many adults develop coping strategies that partially mask symptoms while the underlying neurology remains." } }, { "@type": "Question", "name": "Is ADHD overdiagnosed?", "acceptedAnswer": { "@type": "Answer", "text": "This is a nuanced question. In some demographics and regions, ADHD may be overdiagnosed, while in others (girls, women, minorities, adults) it is significantly underdiagnosed. Proper diagnosis requires a comprehensive evaluation - not just a brief questionnaire. When properly diagnosed by a qualified professional, ADHD treatment dramatically improves functioning and quality of life." } } ] }, { "@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "Home", "item": "https://infomd.com" }, { "@type": "ListItem", "position": 2, "name": "Conditions", "item": "https://infomd.com/conditions" }, { "@type": "ListItem", "position": 3, "name": "Mental Health", "item": "https://infomd.com/conditions/body-system/mental-health" }, { "@type": "ListItem", "position": 4, "name": "ADHD", "item": "https://infomd.com/conditions/adhd" } ] } ] --- [Skip to main content](#main-content) [![infoMD](/assets/infomd-logo-CtvTblFD.png)](/) [Home](/) [Conditions](/conditions) [Glossary](/glossary)[Shop](/shop) 1. [Home](/) 2. [Conditions](/conditions) 3. [Mental Health](/conditions/body-system/mental-health) 4. ADHD Mental Health [Mental Health](/topics/mental-health) # ADHD Also known as: Attention-Deficit/Hyperactivity Disorder, ADD, Attention Deficit Disorder infoMD Editorial Team February 25, 2025 8 min read Share: [](https://www.facebook.com/sharer/sharer.php?u=https%3A%2F%2Finfomd.com%2Fconditions%2Fadhd)[](https://twitter.com/intent/tweet?url=https%3A%2F%2Finfomd.com%2Fconditions%2Fadhd&text=ADHD) ### Quick Facts Type Chronic Affects Children and adults; boys are diagnosed more often in childhood, but prevalence evens out in adulthood Prevalence Affects approximately 6 million children and 8 million adults in the U.S. Treatable Manageable with stimulant medications, behavioral therapy, and organizational strategies See a Specialist Psychiatrist, Neurologist, or Psychologist ICD-10 Code F90 ## Overview Attention-deficit/hyperactivity disorder (ADHD) is a neurodevelopmental disorder that affects both children and adults, characterized by persistent patterns of inattention, hyperactivity, and impulsivity that interfere with functioning and development. ADHD is not simply a matter of being easily distracted or having too much energy - it reflects real differences in brain development and neurochemistry. ADHD presents in three subtypes: predominantly inattentive (formerly called ADD), predominantly hyperactive-impulsive, and combined type. The inattentive type is characterized by difficulty sustaining focus, disorganization, and forgetfulness, while the hyperactive-impulsive type involves restlessness, fidgeting, and acting without thinking. The combined type - the most common - features symptoms of both. While ADHD is often thought of as a childhood condition, approximately 60% of children with ADHD continue to experience significant symptoms into adulthood. The presentation may change with age - hyperactivity often decreases, while inattention and executive function difficulties persist. With proper diagnosis and treatment, including medication, behavioral strategies, and environmental modifications, people with ADHD can thrive in school, work, and relationships. ## Symptoms Recognizing the symptoms of adhd early can lead to faster diagnosis and better outcomes. ### Early Symptoms - Difficulty sustaining attention in tasks or conversations - Easily distracted by unrelated thoughts or external stimuli - Frequently losing things necessary for tasks (keys, phone, paperwork) - Difficulty organizing tasks and managing time - Avoiding tasks that require sustained mental effort - Forgetfulness in daily activities ### Advanced Symptoms - Chronic procrastination and missed deadlines - Impulsive decision-making with negative consequences - Difficulty maintaining relationships due to inattention or impulsivity - Emotional dysregulation - quick frustration, mood swings - Restlessness and inability to relax - Underachievement relative to intellectual ability - Low self-esteem from years of struggling When to See a Doctor See a doctor or mental health professional if you or your child has persistent difficulty with attention, impulsivity, or hyperactivity that interferes with school, work, or relationships. Many adults with ADHD were never diagnosed as children - if you relate to these symptoms and they've been present since childhood, an evaluation can be life-changing. ## Causes & Risk Factors ### Common Causes - Genetic factors (ADHD is one of the most heritable mental health conditions) - Differences in brain structure and function, particularly in the prefrontal cortex - Dysregulation of dopamine and norepinephrine neurotransmitter systems - Prenatal exposure to tobacco, alcohol, or environmental toxins - Premature birth or low birth weight - Lead exposure in early childhood ### Risk Factors - Family history of ADHD (first-degree relatives have 5x higher risk) - Male sex (boys diagnosed more often in childhood, but rates equalize in adulthood) - Prenatal tobacco or alcohol exposure - Premature birth - Childhood exposure to environmental toxins (lead, pesticides) - Maternal stress during pregnancy - Early childhood adversity ## How It's Diagnosed ADHD is diagnosed through a comprehensive clinical evaluation - there is no single test. The assessment includes a detailed developmental and symptom history, behavioral observations, and standardized rating scales completed by the individual (and parents/teachers for children). According to the DSM-5, symptoms must have been present before age 12, persist for at least six months, occur in two or more settings (home, school, work), and clearly interfere with functioning. For adults, the evaluation focuses on current symptoms, childhood history (ADHD must have begun in childhood even if not formally diagnosed), and functional impairment. Neuropsychological testing may be used to assess attention, executive function, and processing speed. The evaluator must rule out other conditions that can mimic ADHD, including anxiety, depression, learning disabilities, sleep disorders, and thyroid problems. ## Treatment Options ### Lifestyle Changes - Structured daily routines and consistent schedules - Breaking large tasks into smaller, manageable steps - Using planners, timers, alarms, and organizational apps - Regular physical exercise (especially helpful for focus and emotional regulation) - Adequate sleep (poor sleep worsens ADHD symptoms significantly) - Minimizing environmental distractions during focused work - Regular healthy meals to maintain stable blood sugar and focus ### Medications - Stimulant medications - methylphenidate (Ritalin, Concerta) and amphetamine-based (Adderall, Vyvanse) - Non-stimulant medications - atomoxetine (Strattera), guanfacine (Intuniv), clonidine (Kapvay) - Viloxazine (Qelbree) - a newer non-stimulant option - Medication is effective in approximately 70-80% of people with ADHD ### Complementary Approaches - Cognitive behavioral therapy adapted for ADHD - ADHD coaching for organizational and time-management skills - Mindfulness meditation to improve attention and emotional regulation - Neurofeedback training (evidence is growing but not yet conclusive) - Omega-3 fatty acid supplements (modest evidence for mild benefit) ## Living With ADHD Living with ADHD means learning to work with your brain rather than against it. Understanding that ADHD affects executive functions - planning, prioritizing, time management, and emotional regulation - helps you develop targeted strategies. Many people with ADHD find that external structure (routines, reminders, accountability partners) compensates for internal executive function challenges. ADHD also comes with genuine strengths. Many people with ADHD are creative, energetic, enthusiastic, and capable of intense focus (hyperfocus) on topics they find engaging. The key is finding environments and careers that align with these strengths while building supports for areas of difficulty. ADHD coaches, therapists specializing in ADHD, and peer support communities can all play valuable roles in helping you thrive. ## Potential Complications - Academic underachievement and school dropout - Job instability and underemployment - Relationship difficulties and higher divorce rates - Increased risk of accidents and injuries - Co-occurring anxiety and depression - Substance use disorders - Low self-esteem and negative self-perception - Financial difficulties from impulsive spending ## Frequently Asked Questions ### Is ADHD a real disorder or just bad behavior? ### Can adults have ADHD? ### Do ADHD medications change your personality? ### Can you outgrow ADHD? ### Is ADHD overdiagnosed? * * * ## Sources 1. ADHD. Mayo Clinic . 2. Attention-Deficit/Hyperactivity Disorder. National Institute of Mental Health . 3. About ADHD. Children and Adults with ADHD (CHADD) . 4. ADHD. Centers for Disease Control and Prevention . Medical Disclaimer This content is for informational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition. Reviewed By infoMD Editorial Team Last reviewed: March 26, 2025 In This Article [Overview](#overview)[Symptoms](#symptoms)[Causes & Risk Factors](#causes-risk-factors)[How It's Diagnosed](#how-it-s-diagnosed)[Treatment Options](#treatment-options)[Living With ADHD](#living-with-adhd)[Potential Complications](#potential-complications)[Frequently Asked Questions](#frequently-asked-questions)[Sources](#sources) ### Quick Facts Type Chronic Affects Children and adults; boys are diagnosed more often in childhood, but prevalence evens out in adulthood Prevalence Affects approximately 6 million children and 8 million adults in the U.S. Treatable Manageable with stimulant medications, behavioral therapy, and organizational strategies See a Specialist Psychiatrist, Neurologist, or Psychologist ICD-10 Code F90 Advertisement Was this page helpful? 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