Zumbido, Estresse e Níveis de Zinco no Contexto Universitário: Revisão Integrativa: Tinnitus, Stress, and Zinc Levels in the University Context: an Integrative Review

Objective: to seek the critical evaluation and synthesis of available evidence on the relationship between tinnitus, stress and zinc levels in students and teaching and non-teaching workers of higher education institutions. Materials and Methods: The bibliographic survey was conducted in an electronics databases (Lilacs, Medline Scopus, Web of Science, Embase, Cinhal, Academic Search Premier, Science Direct), with standardized bibliographic search, using specific keywords and descriptors searching all the study summaries pertinent to the proposed question. Of the scientific studies raised in the search, inclusion and exclusion criteria were established. From the obtained titles, we tried to select those that had at least one of the elements of the triad: tinnitus, stress and zinc levels. After reading the full texts, they were reviewed according to the protocol form and obtained four studies included in the Integrative Review.Results: The results showed that no is can cause tinnitus and cause complaints and symptoms in hearing and also in general health. In none of the participants of these studies was investigated zinc to demonstrate a possible association of this element with tinnitus in the body of these professionals, as well as stress. Conclusions: Studies are lacking for better evidence in the literature and clinic on the triad tinnitus, stress and zinc levels in the surveyed population.