Sleep quality is an important clinical construct since it is increasingly common for people to
complain about poor sleep quality and its impact on daytime functioning. Moreover, poor …

The factor structure of the Insomnia Severity Index (ISI) is discussed, with examples being
drawn from about 13 disparate reported models. A systematic appraisal of procedural details …

The aim of the current study was to conduct a reliability generalisation (RG) meta‐analysis of
Cronbachʼs alpha for the Insomnia Severity Index (ISI). A systematic search of three …

The COVID-19 has undergone several mutations, and caused deleterious effects on
physical and mental health of people worldwide. Whilst physical exercise is known for its …

The COVID-19 outbreak is associated with sleep problems and mental health issues among
individuals. Therefore, there is a need to assess sleep efficiency during this tough period …

Background: The coronavirus disease 2019 (COVID-19) pandemic has had a significant
psychological impact on health care workers (HCWs). Therefore, this study inspects the …

Background: Coronavirus disease 2019 (COVID-19) is an outbreak that caused serious
threats to people worldwide. Police officers are one of those frontline fighters during …

Background Regular khat chewing causes gingivitis, tooth loss, gastric disorders, cardiac
complications, male impotence, sleeplessness, and several mental health problems. Based …

Background Insomnia is the most prevalent sleep disorder, but it is widely untreated and
under-diagnosed in Saudi Arabia. Moreover, no tool to screen insomnia has been validated …

This study aimed to investigate the relationship between dark personality traits and insomnia
by considering the mediated effects of perceived stress and ethical judgments. This …