@physed7 Kudos to you for exploring options for improving your rest/sleep.
You might want to begin by reading this article from Mayo Clinic:
https://www.mayoclinic.org/healthy-lifestyle/adult-health/in-depth/sleep/art-20048379
When I was attending a pain rehabilitation clinic, working on improving sleep/rest was a major component. There are many on-line sources for help - I would begin by reading material from people not looking to sell me something.

Grounding sheets and other earthing techniques are being (slowly) explored by science, but there a few definitive answers yet. Here is a recent article:
https://healing-ailments.com/is-grounding-scientifically-proven/