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SAS Journal of Medicine | Volume-8 | Issue-10
The Role of Sleep Quality in Physical and Mental Health: A Comprehensive Review of Evidence (2018–2022)
Dr. Abdulrahman Abdullatif Alarfaj
Published: Oct. 29, 2022 |
278
134
Pages: 782-783
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Abstract
Background: Sleep quality plays a vital role in maintaining physical and mental health. Poor sleep has been linked to cardiometabolic diseases, mood disorders, and cognitive decline (1,2,3). Objective: To review the scientific evidence from 2018 to 2022 examining the impact of sleep quality on adult health. Methods: A narrative review of meta-analyses, RCTs, and cohort studies using PubMed and Scopus. Keywords included “sleep quality,” “insomnia,” “depression,” “cardiovascular risk,” and “cognition.” Result: Sleep disturbances were associated with a 48% increase in cardiovascular disease (4), a 2–3x increased risk of depression and anxiety (1,6), and poor executive function (9). Cognitive behavioral therapy for insomnia (CBT-I) showed moderate-to-strong effects (2,5). Conclusion: Addressing sleep quality is essential for prevention and management of chronic conditions.