BMC therapist Rita Mueller has this to say about the importance of preparing yourself for sleep:
A very important condition to enter sleep is “Ease your mind first” and make sure your winding down period starts before bedtime. The final demand for entering sleep is to allow myself to withdraw from any thoughts about and interests into the external world. Learn to prepare yourself for sleep by setting aside the worry time.
For more information about preparing for sleep, and how screen time can sabotage a good night’s rest, be sure to watch this video from businessinsider.com.