Yes, I am just using the grounding sheets and they really work! I was hesitant at first too, but decided to give them a try since I had chronic fatigue. The idea is that they connect your body to the earth's natural electric field. I read more about it here -
grounding sheets for bed. I tried it, and after a week I noticed that I fell asleep easier and felt more awake in the morning. It's not a cure-all, of course, but in my case it clearly helped. Try it, maybe it will work for you too!