You have received good information from most about her possibly being broody, worming, and possibly having reproductive problems. Coccidiosis might also be considered. Here are the symptoms: lethargy, puffing up, diarrhea, occasionally with blood, poor appetite, and pale skin. Corid or amprollium 1.5 tsp powder or 2 tsp of liquid per gallon of water for 5 days, is the treatment for it.