Do not even try to let your cat sneezes a lot, because it can be health problem inside the body. But you need no t worry; you need to understand first then telling the vet. Continuous sneezing can be caused of respiratory infection or dental problems. When your cat sneezing a lot, recognize the symptoms such as swollen eyes and glands, those can be signs that your cat is infected by Para influenza virus or the Adenovirus. Those viral virus make your cat sneezes a lot. Do not overlook but tell the vet soon before your cat health turns to worse.