Why Starting Classes Before 10am is Bad for Students

20.1.24

Curious Trivia

t f B! P L


a sleepy student in a classroom

Have you ever felt groggy and tired in the morning, struggling to pay attention in class or work? If so, you are not alone. Many students around the world have to start their classes before 10am, which can have a negative impact on their health and performance. In fact, some researchers have even compared this practice to torture, as it goes against the natural biological rhythms of humans.


In this blog post, we will explore why starting classes before 10am is bad for students, based on scientific evidence and expert opinions. We will also discuss some possible solutions and alternatives to this problem, and how they can benefit both students and educators.


The Science Behind the Sleep Cycle


a graph showing the circadian rhythm

To understand why starting classes before 10am is bad for students, we need to first understand how the sleep cycle works. The sleep cycle is regulated by a biological clock called the circadian rhythm, which tells us when to feel sleepy and when to feel alert. The circadian rhythm is influenced by external factors such as light, temperature, and social cues, but it also has an internal component that varies from person to person.


According to Dr. Paul Kelley, a researcher at the University of Oxford, the internal component of the circadian rhythm changes with age. He explains that children under the age of 10 have a natural tendency to wake up early and go to bed early, while teenagers and young adults have a natural tendency to wake up late and go to bed late. This means that forcing students to start their classes before 10am is equivalent to making them wake up at 3am or 4am in their internal time, which can disrupt their sleep cycle and cause sleep deprivation.


Sleep deprivation, in turn, can have serious consequences for students’ health and performance. Some of the negative effects of sleep deprivation include:

  • Impaired memory, concentration, and creativity
  • Reduced academic achievement and test scores
  • Increased risk of obesity, diabetes, cardiovascular disease, and depression
  • Lowered immune system and increased susceptibility to infections
  • Mood swings, irritability, and anxiety

The Evidence Against Early Start Times


a clock showing 10am

The negative effects of sleep deprivation on students have been confirmed by numerous studies and experiments. For example, a study by the University of Minnesota found that delaying school start times by one hour improved students’ grades, attendance, and mental health. Another study by the University of Kentucky found that later school start times reduced the number of car accidents involving teenage drivers. A third study by the University of Nevada found that later school start times increased students’ sleep duration and quality, and decreased their caffeine consumption.


These findings are consistent with the recommendations of various health and education organizations, such as the American Academy of Pediatrics, the American Psychological Association, and the National Sleep Foundation, which all advocate for later school start times for students, especially for adolescents. They suggest that middle and high school students should start their classes no earlier than 8:30am, and preferably later, to allow them to get enough sleep and align their schedules with their circadian rhythms.


The Solutions and Alternatives to Early Start Times


a happy student in a classroom

Given the overwhelming evidence against early start times, what can be done to change this situation and improve students’ well-being and performance? There are several possible solutions and alternatives that can be implemented by students, parents, educators, and policymakers. Some of them are:

  • Adopting flexible or staggered schedules that allow students to choose their preferred start and end times, based on their individual needs and preferences.
  • Providing online or hybrid learning options that enable students to access their classes and assignments remotely, at their own pace and convenience.
  • Encouraging students to adopt healthy sleep habits, such as avoiding caffeine, alcohol, nicotine, and screens before bedtime, keeping a regular sleep schedule, and creating a comfortable and dark sleeping environment.
  • Educating students, parents, educators, and policymakers about the importance of sleep and the consequences of sleep deprivation, and raising awareness about the benefits of later school start times.
  • Advocating for policy changes that support later school start times, such as lobbying local school boards, state legislators, and federal agencies, and providing evidence and testimonials from successful cases.

Conclusion

Starting classes before 10am is bad for students, as it disrupts their sleep cycle, causes sleep deprivation, and impairs their health and performance. This practice has been compared to torture by some researchers, as it goes against the natural biological rhythms of humans. There is ample scientific evidence and expert opinion that supports later school start times for students, especially for adolescents, as they can improve their grades, attendance, mental health, and safety. There are also several possible solutions and alternatives that can be implemented by students, parents, educators, and policymakers, to change this situation and create a more conducive and productive learning environment for students.

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