In order to avoid duplication, the reasons of food nutrition should be considered when choosing cat food. We should choose cat food that is nutritious and easy to digest and absorb, instead of feeding it with cheap and inferior cat food.

In addition, long-term failure to deworm cats in vivo and in vitro will lead to a large number of parasites, competing with cats for food and nutrition, leading to cat emaciation.

In addition, chronic wasting diseases, such as feline leukemia and tumor diseases, can also lead to emaciation of cats.