Cohort Studymoderate evidence
Sleep and Cardiometabolic Disease: A Wearable-Electronic Health Record Study in the US All of Us Research Program.
Circulation. Population health and outcomes·November 2, 2026·PMID 42969108
Why it mattersSleep regularity and timing, not just average duration, may be important modifiable factors for cardiometabolic risk. Wearable data over months can reveal patterns missed by single-night or short-term assessments, potentially refining risk stratification and counseling in clinical practice.

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