kittens sickness symptoms
Tell-Tale Signs Your Kitten Is Sick. 1  Kitten diarrhea (sign of a problem that needs immediate care) 2  Vomiting. 3  Constipation. Kitten sneezing.  Poor 1  Appetite. Limping.  Behavioral 1  changes. Whimpering.  Lack of 1  activity. More vocalizing.  Coughing and other upper respiratory problems.