The unit aims to provide an introduction to the topic of interpersonal communication, particularly in healthcare contexts. Thus, the defined learning objectives are as follows: Define the fundamental concepts related to interpersonal communication processes; Characterize descriptive models of communication processes; Infer the importance of communication in interpersonal relationships; Equate communication problems related to the specific health context; Analyze intercultural communication situations; Understand the specificities of human development; Know the most common disorders at different stages of development and the corresponding diagnoses; Develop analytical and diagnostic skills in the personal and organizational context.