A study examined the effects of a law requiring later school start times. Middle schools must start no earlier than 8am, while high schools have an 8:30am start time minimum. The study found improvements in test scores and mental health as a result of this law.

The study's author analyzed the impact of the law on students. The findings suggest that the later start times have positive effects on students' academic performance and well-being.

Further details about the study and its findings are available from the source, providing more information on the benefits of later school start times for students.