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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-pregnancy alcohol use, and moderate-to-severe vomiting raised sleep-disturbance odds, while higher dietary variety was protective.1 Research Highlights 18.14% had sleep disturbance: Pittsburgh Sleep Quality Index (PSQI) scores greater than …

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Teen Substance-Use Prediction in ABCD: Stable Signals, Small Effects

MHD featured image for teen substance-use prediction in the ABCD Study.

A 2026 ABCD Study preprint involving 11,868 youth found stable time-ordered predictors of teen substance-use initiation, but the adjusted effects were small: most estimates ranged from −0.01 to 0.02 initiation-probability points per 1-SD predictor increase. Research Highlights Large ABCD panel: Wei et al. analyzed 11,868 youth with repeated observations and interval-level initiation outcomes for alcohol, …

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Medical Cannabis for Generalized Anxiety Disorders & Sleep Disturbances (2023 Study)

Recent research has shed light on the potential benefits of cannabis-based medicinal products (CBMPs) in treating Generalized Anxiety Disorder (GAD), especially in patients with sleep disturbances. Recent research explored the effectiveness of CBMPs on GAD, the role of sleep quality in treatment outcomes, and the incidence of adverse events. Highlights: CBMPs Show Promise in Treating …

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