[Meh Yewll is easily frustrated when people don't rest- it's a chronic issue with heroic types she's discovered. Or at least wait for a clean bill of health.]

Whatever that thing is has been draining people, a little like a race that I know. But it's leaving scars, and it only takes so much at a time.

But don't let yourself get attacked twice. I don't think you can take anymore. Don't leave alone.

[As she's speaking him, she's giving him another scan. Still significant damage, and worse- she doesn't know if she can get much of a cell sample from him.]