What causes hairballs in cats?
Hairballs, technically called trichobezoars, may be disgusting – especially on your white rug – but they develop as a result of your cat’s healthy and fastidious grooming routine. When your cat grooms himself, tiny hook-like structures on his tongue catch loose and dead hair, which is then swallowed. The majority of this hair passes all the way through the digestive tract with no problems. But if some hair stays in the stomach, it can form a hairball. Ultimately, your cat will vomit the hairball to get rid of it. Because hairballs pass through the narrow esophagus on the way out, they often appear thin and tubelike, rather than round. Hairballs in cats are more likely to appear in long-haired breeds, such as Persians and Maine Coons. Cats that shed a lot or who groom themselves compulsively are also more likely to have hairballs, because they tend to swallow a lot of fur. You may have noticed that your cat didn’t have hairballs as a kitten, but developed them as she grew. This is quite
