Full Breakdown
Rising Sleep Deprivation Among U.S. High School Students
3/2/2026, 10:45:06 PM
Increasing Rates of Insufficient Sleep
A significant trend has emerged regarding sleep patterns among U.S. high school students. According to a study published in the Journal of the American Medical Association, 77 percent of high school students reported getting less than the recommended eight to ten hours of sleep per night in 2023. This marks an increase from 69 percent in 2007. The data, derived from the Youth Risk Behavior Study, indicates that the rise in sleep deprivation is largely attributed to an increase in students reporting very short sleep durations—specifically, those sleeping five hours or less, which rose from 16 percent to 23 percent over the same period.
Demographic Disparities
The study highlights disparities among different demographic groups. While all groups experienced increased rates of insufficient sleep, Black students reported a more significant rise compared to their white counterparts. Notably, the percentage of students experiencing insufficient sleep remained relatively stable, suggesting that the overall increase in sleep deprivation is influenced by broader structural issues rather than solely individual risk factors. Behavioral health issues, including mental health challenges and substance abuse, are known to contribute to sleep difficulties; however, the increase in sleep deprivation among students without these risk factors is noteworthy.
Structural Factors Influencing Sleep Patterns
One of the primary structural factors identified is the early start times of high schools. Research indicates that as adolescents enter puberty, their natural sleep-wake cycles shift, leading to a delay in both sleep onset and wake times. This biological change can result in teens struggling to fall asleep before 11 p.m. and waking before 8 a.m. The misalignment between school start times and these natural cycles is believed to exacerbate sleep deprivation among students.
Benefits of Later Start Times
Evidence suggests that later high school start times can positively impact students' sleep and overall well-being. A study conducted in Minnesota, which followed two high schools that delayed their start times by about an hour, found that students at these schools experienced more sleep and reported fewer symptoms of depression compared to their peers at schools that maintained earlier start times.
Official Statements & Responses
The findings from the study underscore the need for educational institutions to reconsider their start times in light of the growing evidence linking adequate sleep to improved mental health and academic performance. Advocates for later start times argue that aligning school schedules with the biological needs of adolescents could mitigate the rising trend of sleep deprivation.
Criticism & Opposition
Despite the compelling evidence supporting later start times, some educators and policymakers express concerns about the logistical challenges and potential impacts on extracurricular activities and family schedules. These opposing views highlight the complexity of implementing changes to school start times.
Verbatim Quotes
“The students with a later start got more sleep and had fewer symptoms of depression than their peers with an early start.” — Research Team, Journal of the American Medical Association
The rising rates of sleep deprivation among U.S. high school students call for a critical examination of school policies and their alignment with adolescent health needs.
