Michael A. Grandner

Implications of Wearable Sleep Health Technology for Cardiovascular Health Assessment and Interventions: A Narrative Review

Sleep health is a multidimensional component of cardiovascular health, and modulating sleep as a cardiometabolic risk factor requires accurate measurement. Numerous technologies have emerged in the last 50 years to longitudinally characterize sleep over time in ambulatory setting...

Large-scale patterns of self-reported mood and sleep across the day and week on an online cognitive-training platform

Mood follows a well-documented circadian rhythm. Sleep timing and duration are similarly shaped by biological and social factors. However, large-scale, real-world data on how these patterns vary across demographic groups remain limited. Prior studies often rely on laboratory data...