Although it's not a pleasant subject, vomiting is something cats seem to do almost on cue. Many cat owners accept this as a natural part of owning a pet, but it doesn't have to be that way. Knowing what triggers an upset stomach and what you can do about it will make for a better relationship with your cat.
Do cats vomit on purpose?
There is a good chance that the cat is acting sick because of the stress caused by changes in its environment, new research suggests. Healthy cats were just as likely as chronically ill cats to refuse food, vomit frequently and leave waste outside their litter box in response to changes in their routine.
What makes a cat throw up?
In fact, almost any feline illness can result in vomiting. In general, the causes of vomiting can be placed in one of these categories: toxins, drugs, diet (including eating inappropriate things), gastric (stomach), intestinal, organ dysfunction, endocrine, neurologic (typically brain-related), infectious and cancer.