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Exploratory analysis reveals significant links between insufficient sleep and mental health in medical students, suggesting the need for further examination.
According to the results, insufficient sleep and short sleep duration are significantly associated with elevated anxiety, depression, somatization, and hostility. A key limitation is the reliance on a single self-report item for assessing sleep duration, which is subject to recall bias. Future longitudinal studies with objective sleep measures be conducted to explore the causal links between sleep duration and mental health.
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Zakiei et al. (2026) studied this question.
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