Attention deficit hyperactivity disorder (ADHD) [1] is a neurodevelopmental disorder characterised by symptoms of inattention, hyperactivity, impulsivity, and emotional dysregulation that are excessive …

Nov 25, 2025 · Read about ADHD, its types, symptoms, possible risk factors, screening, treatment, and CDC's work.

Jan 23, 2026 · ADHD is the most commonly diagnosed mental disorder in children. Find out the symptoms in children and adults, types, causes, diagnosis, treatment, and outlook.

Attention-deficit/hyperactivity disorder (ADHD) is one of the most common mental disorders affecting children. Symptoms of ADHD include inattention (not being able to keep focus), hyperactivity (excess …

2 days ago · ADHD symptoms often start in childhood and can affect success at school, work, and home. Treatment can improve the lives of children and adults with ADHD. Symptoms of ADHD can …

NIMH researches attention-deficit/hyperactivity disorder (ADHD). Find resources on the signs and symptoms of ADHD and potential treatments and therapies.

Mar 7, 2025 · Attention-deficit/hyperactivity disorder, also called ADHD, is a long-term condition that affects millions of children. It often continues into adulthood. ADHD includes a mix of ongoing …

Adult ADHD Self-Report Scale (ASRS-v1.1) Symptom Checklist Patient Name Today’s Date Please answer the questions below, rating yourself on each of the criteria shown using the scale on the right …

ADHD is diagnosed only when symptoms are severe enough to affect daily functioning in at least two settings — for example, at work and at home. These persistent and disruptive symptoms can be ...

The Adult ADHD Self-Report Scale (ASRS-v1.1) Symptom Checklist was developed in conjunction with the World Health Organization (WHO), and the Workgroup on Adult ADHD.