Background Only a limited amount of data is available from lower-income countries
regarding the prevalence of poor quality of sleep. This meta-analysis of the scientific …

Smoking a cigarette before bed or first thing in the morning is a common habit. In this review,
the relationship between smoking and sleep is investigated based on the existing literature …

Background Poor sleep quality is common among nurses. This problem possibly results in
negative emotional and psychological consequences in nurses which secondary affect their …

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

Interest in sleep and sleep disorders in Africa dates back thousands of years, influenced by
various cultural and religious beliefs. However, the practice of sleep medicine as a specialty …

Introduction Shift-work disrupts circadian rhythm, resulting in disturbed sleep time and
excessive sleepiness during the work shift. Little is known about shift-work sleep disorder …

Background Poor sleep quality is linked to physiological dysfunction, which increases the
risk of obesity, cardiovascular disease, cognitive impairment, and other medical conditions …

O aumento do uso de mídias sociais e sua associação com sintomas depressivos,
especialmente em jovens adultos, tem gerado a necessidade do entendimento de como …

Background Current evidence suggests that the addiction on one substance may underpin
or affect addiction on another in polysubstance users. However, there is no tool that has …

Purpose Poor sleep and cognitive deficits are often associated with increased drug use.
However, no study has addressed the relationship between poor sleep, substance …