Vomiting is a very common problem with cats with a multitude of causes. They range from eating something poisonous or inedible (like string), to infection, urinary tract disease, or diabetes to hairballs.
Feline Lower Urinary Tract Diseases Female and male cats can get FLUTD, and it often occurs in cats that are overweight or unfit or who eat dry food. FLUTD symptoms: Straining to urinate Bloody urine Depression Dehydration Lack of appetite
Fleas are a very common external feline health problem. But it's one you can easily treat. Signs your cat has fleas include: Flea dirt on its skin (they look like tiny black dots) Constant scratching Frequent licking Red or irritated skin Hair loss You need to buy cat flea treatment for cats ASAP.