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[HEALTH] · Slovenia · 3 sources

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Circadian rhythms and the health impacts of sleep scheduling

Medical experts emphasize that sleep quality depends more on aligning rest with individual circadian rhythms than on a fixed number of hours. Because biological clocks vary by person, there is no universal formula for the ideal bedtime. To determine a personal rhythm, experts suggest living without an alarm clock for several days to observe natural sleep and wake patterns.

Research indicates that traditional schedules, such as early school or work starts, can be detrimental to those with evening chronotypes, particularly adolescents. A study published in Frontiers in Human Neuroscience found that delaying school start times from 8:50 to 10:00 significantly reduced student illness absences and improved academic progress.

Furthermore, the annual practice of shifting clocks for daylight saving time can disrupt biological processes, including hormone secretion and metabolism. Experts warn that these shifts are linked to increased risks of heart attacks, traffic accidents, and mental health issues. Research published in Epidemiology noted an 11 percent increase in severe depressive episodes following clock changes, while studies from the University of Sydney linked disrupted biological clocks to approximately one-quarter of depression cases.

Entities

Dr. Jeffrey Kelu · Dr. Ruchir Patel · Frontiers in Human Neuroscience · University of Liverpool · University of Sydney

Claims

What the coverage asserts, and how many sources carry each claim.

  • [○ 1 SOURCE] Living without an alarm clock for several days can help identify a natural sleep rhythm. vizita.si
  • [○ 1 SOURCE] There is no universal formula for the ideal sleep hour as every body is different. vizita.si
  • [○ 1 SOURCE] Disrupted biological clocks are linked to approximately one-quarter of depression cases. siol.net
  • [○ 1 SOURCE] Delaying school start times from 8:50 to 10:00 reduced illness absences by more than half. www.planet-lepote.com
  • [○ 1 SOURCE] Clock shifts can lead to increased risks of heart attacks and traffic accidents. siol.net
  • [○ 1 SOURCE] Clock changes are linked to an 11 percent increase in severe depressive episodes. siol.net