Adults with ADHD may find it difficult to focus and prioritize, leading to missed deadlines and forgotten meetings or social plans. The inability to control impulses can range from impatience waiting in line or driving in traffic to mood swings and outbursts of anger.

Are people with ADD more irritable?

Irritability and ADHD appear to go hand in hand. In one recent study involving 696 children with ADHD, 91 percent had at least one symptom of irritability. In this study, researchers found that irritability was associated with both anxiety and depression symptoms.

Does ADD cause mood swings?

Misdiagnosed ADHD Symptom: Anxiety

When a patient complains of excessive worry, physicians look to anxiety disorder — and with good reason. Anxiety has passed depression as the biggest mental health problem on college campuses.