It's fairly easy to tell when he gets it right; her breathing slows, and she seems to relax, and settle into rest. Night smiles. "Good... if you can hold that until morning, she should eb able to recover on her own, or, at least, I ought to be able to take over."<br/><br/>Fortunately, the effect is fairly easy to maintain, about as strenuous as the speed-enhancing spell he's used so regularly, requiring little conscious effort to maintain. "I'm going to check on everyone else, see if I can't help the other wounded," she says. "I'll bring you back something to eat in a while."