Editor's Note This Canadian study examines the associations between shift work and cognitive impairment. A total of 47,811 adults between 45 and 85 years of age were included in the analysis. Higher rates of cognitive impairment were found in those who were exposed to night-shift work during their current jobs…

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Editor's Note This study by Harvard School of Public Health and Harvard Medical School, Boston, finds that healthy sleep before and during the COVID-19 pandemic was linked to a substantially decreased risk of long COVID. A total of 1,979 women from the Nurses’ Health Study II were included in the…

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Editor's Note This Canadian study finds an association between shift work and frailty among middle-aged and older workers, especially for women on rotating shifts. The researchers looked at 52 factors that can likely lower lifespan. Mildly frail individuals have at least 5 factors, and very frail individuals have at least…

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Editor's Note Disrupted sleep rhythms because of the daylight saving time change can throw people off schedule, leading to cumulative sleep loss, the March 9 npr.org reports. Studies have shown there is a higher risk of strokes, heart attacks, high blood pressure, automobile accidents, workplace injuries, and mental health issues…

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