Attention-deficit hyperactivity disorder (ADHD) is a common childhood disorder characterised by persistent and developmentally inappropriate levels of overactivity, inattention and impulsivity; a condition that can persist into adulthood.
Overview
What is Attention Deficit/Hyperactivity Disorder (ADHD)?
Symptoms
What are the signs of Attention Deficit/Hyperactivity Disorder (ADHD)?
ADHD is defined primarily by persistent impulsivity, hyperactivity, and inattention, symptoms include:
Impulsivity: Blurting out an answer before a question is finished
Impulsivity: Difficulty waiting one’s turn
Impulsivity: Interrupting or intruding on others during conversations
Hyperactivity: Fidgeting with hands or feet
Hyperactivity: Leaving one’s seat inappropriately, like during a meeting
Hyperactivity: Difficulty working quietly
Inattentive: Making careless mistakes during work
Inattentive: Difficulty staying focused during work
Inattentive: Difficulty organising tasks and activities
Causes
What are the causes of Attention Deficit/Hyperactivity Disorder (ADHD)?
No single factor has been identified as a definitive cause of ADHD, instead it is more likely due to several factors including:
Genetics
Environmental factors
Brain injury
Diet
Sleep disorders, which may also be a cause of ADHD-like symptoms
Diagnosis
How do I know if I have Attention Deficit/Hyperactivity Disorder (ADHD)?
There is no single diagnostic test for ADHD; instead, diagnosis is a process that rules out factors such as learning disabilities and anxiety, which may cause similar symptoms.