Can adults have ADHD?

… range of symptoms when assessing adults for ADHD because their symptoms tend to be more varied and possibly not as clear cut as symptoms seen in children. To be diagnosed with the condition, an adult must have ADHD symptoms that began in childhood and continued throughout adulthood.26 Health professionals use certain rating scales to determine if an adult meets the diagnostic criteria for ADHD. The mental health professional also will look at the person’s history of childhood Behavior and …