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  1. What is ADHD? - Psychiatry.org

    Learn about ADHD including symptoms, risk factors, treatment options and answers to your questions.

  2. ADHD: Symptoms, Types, Testing, and Treatment - WebMD

    Mar 10, 2024 · ADHD stands for attention deficit hyperactivity disorder. It’s a brain disorder that affects how you pay attention, sit still, and control your behavior. It happens in children and …

  3. What Is ADHD? Meaning, Signs, Causes, And How To Cope

    Sep 3, 2025 · ADHD, or Attention Deficit Hyperactivity Disorder, is a neurodevelopmental disorder that affects both children and adults. It is characterized by signs such as difficulty with focus, …

  4. About ADHD | Attention-Deficit / Hyperactivity Disorder (ADHD)

    Nov 25, 2025 · Attention-deficit/hyperactivity disorder (ADHD) is one of the most common neurodevelopmental disorders of childhood. Symptoms start in childhood and often last into …

  5. Attention-Deficit/Hyperactivity Disorder (ADHD) - Cleveland Clinic

    Mar 12, 2025 · ADHD (attention-deficit/hyperactivity disorder) is a type of brain difference that can make it hard to pay attention, finish tasks and sit still. Treatment can help.

  6. Attention-Deficit/Hyperactivity Disorder (ADHD) - NIMH

    ADHD is one of the most common disorders diagnosed in children. Symptoms begin in childhood and usually continue into the teen years and adulthood.

  7. ADHD (Attention Deficit Hyperactivity Disorder): What Is It?

    Sep 9, 2025 · ADHD (Attention Deficit Hyperactivity Disorder): What Is It? ADHD symptoms may manifest differently based on gender. However, social expectations may affect the way these …

  8. Attention deficit hyperactivity disorder (ADHD) - Harvard Health

    Oct 15, 2024 · What is ADHD? Attention deficit hyperactivity disorder (ADHD), usually first diagnosed in childhood, can appear in a variety of forms and has many possible causes.

  9. ADHD Meaning: Symptoms, Causes, Diagnosis, Treatment & Guide

    Dec 11, 2025 · Understanding the ADHD meaning is becoming increasingly important as more individuals seek clarity on attention-related and behavioral challenges. ADHD is widely …

  10. ADHD Overview: Symptoms, Causes, Treatment - Verywell Health

    Dec 2, 2025 · What Is ADHD (Attention Deficit Hyperactivity Disorder)? ADHD symptoms often start in childhood and can affect success at school, work, and home. Treatment can improve …