Attention deficit hyperactivity disorder: Overview

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Discover the main features and causes of attention deficit hyperactivity disorder, which affects one in 20 children.

Key points

  • ADHD is a neurodevelopmental condition that causes difficulties with controlling attention to a task at hand and regulating behaviour and activity levels.
  • ADHD can affect a child’s learning ability, school performance and relationships with peers and family, among other areas.
  • ADHD is more common when a parent or sibling has the condition. Symptoms can worsen if a child experiences stresses such as family financial difficulties, harsh or inconsistent parenting or family conflict.
  • ADHD is linked with a number of neurological, mental health and physical conditions.
Last updated: February 20th 2024