In case we know that most of cats have worms both they live indoors or outdoors. What you need is to know about telltale symptoms, so that you can avoid worse condition or your cat’s health declines. Cat worms are just same with dog worms. Recognizing the symptoms whether your cats having worms or not is through diarrhea occurrence or skin condition. If your cats or dogs turn to less obvious or having lethargy, and you find them on extreme diarrhea, there may be any worms such as Roundworms, Hookworms, Tapeworms, Heartworms, or Stomach worms. The medication is must under direction of veterinarian.