Patients often complain of attentional difficulties with mood regulation yet not all suffer from ADHD. What could be hiding under the water? Explore factors that should be taken into account when assessing such complaints. Uncover what could modulate or mimic ADHD presentation. Swim in the murky waters of the differential diagnosis of ADHD and comorbidities like Anxiety and Mood Disorders, ODD, Borderline Personality Disorder, emerge with a treatment plan that will integrate not only those disorders but also pertinent lifestyle issues.