Author

W. Tarraf

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Open access Oct 2026

Long Sleep and Insomnia are Associated with Reduced Global Cognitive Function across Diverse Populations

Background: Although sleep disorders are generally associated with cognitive decline, definitions of sleep conditions and cognitive function vary greatly across studies. Therefore, we evaluated associations between consensus definitions of sleep and cognitive outcomes across multiple studies. Methods: Consensus sleep m...

A. Wyss, Y. Zhang, M. Brown et al. · medRxiv · 0 citations

Open access Aug 2026

Associations of polygenic scores for sleep traits with cognitive function

A higher PGS for long sleep was associated with lower GCF at baseline and higher risk of poor GCF at baseline, and a higher PGS for BMI-adjusted OSA was associated with higher risk of poor GCF at baseline.

X. Qiu, A. Wyss, Y. Zhang et al. · medRxiv · 0 citations

Open access Jul 2026

Using Polygenic Risk Scores to Evaluate Definitions of Self-Reported Sleep Phenotypes Across Cohorts.

Which sleep PRS performed well across diverse populations and which sleep definitions better captured genetic underpinnings was highlighted by evaluating several types of sleep PRSs and sleep phenotypes.

A. Wyss, Michael Brown, Xiang Li et al. · Sleep · 0 citations