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Kid zombies: should schools start later?

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The U.S. Secretary of Education, Arne Duncan, suggested schools start later to give students more time to sleep.

He said it could help them get the most out of their time in the classroom.

In an interview Wednesday evening, Duncan said schools would still be able to choose their own start times but showed evidence why the first bell should be moved back.

According to an article on TODAY.com, the debate over later high school start times is nothing new and there’s been plenty of research that points to the effect sleep can have on school performance.

One 2012 study found that a later start time, from 7:30 a.m. to 8:30 a.m., increased middle school kids’ standardized test scores in math and reading by 2 to 3 percentile points.

MORE: Read more from TODAY.com