This will slowly regain stamina (10 sta/minute). During sleep player would be defenseless, and screen would be dimmed to reflect that and make people more wary where they're sleeping at.
New action for bed: sleep
I think that the door should be able to be locked and sleep ability enabled when you log out. This way when you log back in you can be refreshed.
I like the idea of Sleep - and refresh while you are playing as well....
I live in my own little world - I like it there - everyone knows me.