New research is shifting the understanding of what constitutes "good sleep." A study published in the journal "Sleep" indicates that consistent sleep patterns may offer greater health benefits than simply sleeping for longer durations. Researchers from Harvard University and Monash University in Melbourne analyzed the sleep habits of 60,000 individuals to investigate the connection between sleep patterns and premature mortality.
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The findings revealed that participants who maintained regular sleep schedules—going to bed and waking up at the same time daily—had up to a 40% lower risk of death from various causes, including cancer and cardiometabolic conditions. While the duration of sleep remains important for overall health and longevity, the study emphasizes that sleep regularity is a more significant predictor of mortality risk than duration alone.
To cultivate a consistent sleep routine, experts suggest several practices. Maintaining a regular bedtime and wake-up time can help synchronize the body’s internal clock. Taking time to wind down before bed with activities like meditation, a warm bath, or reading can aid relaxation. Additionally, ensuring that the sleep environment is cool, dark, quiet, and comfortable is crucial.
Certain habits should be avoided before bed, including alcohol, heavy meals, caffeine, and screen time, as these can negatively impact sleep quality. Daily aerobic exercise has also been associated with improved sleep quality.
Clare Mulroy contributed to this story. Reporting by Emilee Coblentz, USA TODAY.