PSQI

Published research on PSQI.

DepressionJun 30, 2026

Mid-Pregnancy Sleep Disturbance Tied to Birth Outcomes

A Wuhan cohort of 2,210 pregnant women found that mid-pregnancy sleep disturbance was common enough to screen for and associated with several birth-outcome signals. Depressive symptoms, pre-…

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PsychologyJun 8, 2026

Web-Based Exercise Reduced Postmenopause Depression and Sleep Scores

A 2026 randomized trial in early postmenopausal women found that 8 weeks of app-based combined aerobic and resistance exercise reduced Beck Depression Inventory scores by 7.30 points, compar…

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DrugsMay 25, 2026

Caffeine Intake and Sleep Quality: 428 Working Adults, Source by Source

A 2026 cross-sectional study involving 428 employed adults found that poor sleepers reported a median 292.8 mg/day of caffeine, compared with 176.1 mg/day among good sleepers, and total caff…

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