CNN  —  Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep . You’ve heard the rule: No TV before bed. But many people find that it helps them fall asleep if they listen to something –– audiobooks, music, podcasts or TV shows. A 2018 study found that more than half of people with sleep disturbances use music as a sleep aid. It is poor sleep hygiene to look at screens to scroll or watch a show before bedtime, but what if you aren’