By Mary Kekatos Health Reporter For Dailymail.com and Associated Press
Published: 20:42 BST, 15 October 2019 | Updated: 20:49 BST, 15 October 2019
California has just become the first state to push back school start times so students can get more sleep.
Governor Gavin Newsom signed the bill into law on Sunday, preventing high school classes from starting before 8.30am and middle school classes starting before 8am.
Schools will have three years to comply with the law, meaning that all schools must have the new start times set by 2022.
It's a big victory for the 'start school later' movement, which has been pushing districts to adjust their daily calendars for decades in the name of public health.
Studies suggest later start times result in better attendance, less tardiness, fewer students falling asleep in class and improved grades - and lowers the risk of teens developing issues such as depression and substance abuse.
A new law has been passed in California that will prevent high school classes from starting before 8.30am and middle school classes starting before 8am (file image)
A report published last year by the Centers for Disease Control and Prevention (CDC) found that students who sleep at least eight hours every night get better grades and have better attendance.
But more than 60 percent of middle schoolers and 70 percent of high schools don't get enough sleep every night.
This affects their performance in school and leading to other physical and