In my case, when I moved into a new apartment and was waiting on new furniture, I never got used to it. Yes, the first few nights were the most challenging, but

In my case, when I moved into a new apartment and was waiting on new furniture, I never got used to it. Yes, the first few nights were the most challenging, but the challenge never abated. Over a couple of months I tossed and turned way too often as a result of too much pressure in one spot or another and I started to develop rather consistent back pain almost daily as a result of this arrangement.