This document discusses emotional disturbances and their impacts. It defines emotional disturbance and lists some key characteristics. It then discusses the prevalence of emotional disturbances in children and adults. Some key causes are biological factors, environmental stressors, family dynamics, and cultural influences. The document outlines several impacts of emotional disturbances on curriculum learning, social behavior, and independent functioning. It also discusses conditions like hyperactivity, juvenile delinquency, self-injurious behavior, and suicidal risk. Prevention of suicide is mentioned.