Here are the answers to some common questions: What’s the difference between ADHD and ADD There is no difference. ADHD is divided into three types: Inattentive, Hyperactive/Impulsive, and Combined. ADD is the Inattentive type. When it comes to diagnosis, the official label is ADHD. This confusion is probably responsible for many missed cases of ADHD. How do I know if I have it? Psychiatrists or psychologists are the only mental health professionals qualified to diagnose ADHD. If you have concerns, make arrangements to see one of these individuals. The diagnostic criteria for ADHD are as follows:  A. Either (1) or (2) 1) Six or more of the following symptoms of inattention have persisted for at least six months to a degree that is maladaptive and inconsistent with the developmental level: Inattention often fails to give close attention to details or makes careless mistakes in schoolwork, work, or other activities often has difficulty sustaining attention in tasks or play activities often does not seem to listen when spoken to directly often does not follow through on instructions and fails to finish schoolwork, chores, or duties in the workplace (not due to oppositional behaviour or failure of comprehension) often has difficulty organizing […]