Sleep Quality of University Students with Bruxism-Type Craniomandibular Disorders: An Integrative Review of the Literature

Abstract

Bruxism is characterized by teeth grinding, divided into sleep bruxism and daytime bruxism, it can be classified into primary and secondary. The main causative factors are poor sleep quality, stress, anxiety, alcohol consumption and smoking. The objective of this study was to investigate, through a literature review, the sleep quality of university students with bruxism. An integrative literature review was carried out, carried out in the following databases: VHL, Google academic, SciELO and PubMed with the descriptors: Students, Sleep Quality, Poor Sleep Quality, University Students, Academics, Bruxism. Searches in electronic databases returned a total of 170 articles, 68 in VHL, 47 in SciELO and 55 in PuBMeD. A total of 5 studies met the eligibility criteria. According to selected studies there is a prevalence of sleep bruxism in adults with obstructive sleep apnea, however, the prevalence differs between age group, sex and race, sleep bruxism leads individuals to present insomnia, depression, sleep behavior disorder REM sleep and sleep-related epilepsy. A correlation between sleep bruxism and wakefulness was verified, due to the reuptake of serotonin, a hormone that regulates stress. There is a significant association between psychological factors and wakefulness bruxism. The research had as main obstacles the scarce source of materials on the subject on the correlation between sleep quality and bruxism, being essential the development of new studies on larger population scales.