It is new feature ...
We will be sweating, we will get dirty, and our meele characters will get bloody in fight ...

The dirt is being a little extreme if you ask me, but except that it works well for immersion. smile
Bath is now natural part of every long rest. laugh

I still dont understand why cant we change Race for our hirelings. frown
Lets us play Githyanki as racist as they trully are! frown