I just want to sleep at 33wks 2Days

I'm so frustrated!!! I'm on vacation and just knew I'll get some much needed rest. Had full blown contractions on Friday but doctors gave steroids to stop and placed me on work restrictions (3rd grade math teacher). Here I am trying to rest before going back and it's not working. Always hungry and using bathroom. Even if I eat heavy before bed and stop drinking before 7pm. I'm over this but love this at the same time. Sounds crazy!!!