Worms or mites could be a problem. SafeGuard horse paste and Sevin dust would treat those. If she starts standing around puffed up, stops eating, or having diarrhea I would probably treat them for coccidiosis with amprollium (Corid.) Egg binding can be a problem--if you even suspect that, you can examine the inside of her vent with a lubricated finger to feel for an egg. Check her crop in the morning to make sure that it isn't impacted or full.