The document discusses emotional disturbances, defining it as a condition exhibiting characteristics like an inability to learn or build relationships, inappropriate behavior, or depression. Symptoms include depression, anxiety, and sleep disorders. While heredity, brain disorders, diet, and family functioning have been hypothesized as causes, research has not shown any single direct cause. The document recommends that teachers, parents, and policymakers inform students of expectations, establish a positive learning environment, provide meaningful learning experiences, and consult professionals to help students with emotional disturbances.