Maintaining a daily rhythm is important for mental health, study suggests
By Mark Lieber, CNN
Updated 2256 GMT (0656 HKT) May 15, 2018
Chat with us in Facebook Messenger. Find out what's happening in the world as it unfolds.
Photos:Tips for better sleep
Setting an alarm might be the only thing that helps you get up in the morning, but try setting one at night to remind you when it's time to go to bed. Click through our gallery for other tips for better sleep.