Attention deficit/hyperactivity disorder (ADHD) is a neurodevelopmental disorder that often persists into adulthood, affecting approximately 1.5% – 3% of the adult population in Portugal. Untreated ADHD in adults is associated with increased risks of substance abuse, criminality, poor academic and professional performance. Less than 20% of adults with ADHD are properly diagnosed and treated due to overlapping symptoms with other psychopathological comorbidities, lack of awareness, and prejudice…