Wash keeps his arm around her. Just because he's in pain doesn't mean she doesn't still need the hug.

"Set a timer, then. Work for an hour, give yourself fifteen or twenty minutes to do something else, and actually take those breaks. You can focus longer if you don't wear yourself out at the beginning." It's hypocrisy on his end - he hyperfocuses badly at times - but that doesn't mean it won't work.