What does a hairball look like?
A true hairball is usually a dense, elongated mass of hair mixed with digestive material. Cats groom and swallow hair every day; most of it normally passes through the intestinal tract.
When “hairballs” may be something else
Repeated episodes without producing hair, vomiting food or fluid, chronic nausea, weight loss, constipation, diarrhea, or poor appetite can point to gastrointestinal or systemic disease. Some owners also mistake coughing from feline asthma for attempts to bring up a hairball.
Why frequent hairballs matter
Excessive hair ingestion may reflect heavy shedding, skin disease, parasites, or overgrooming from stress or pain. Long-haired cats may have more hair exposure, but frequent episodes still warrant evaluation if the pattern changes.
What can help?
Regular grooming, appropriate parasite control, adequate hydration, and investigation of skin or gastrointestinal disease can be useful. Do not repeatedly use laxative products without veterinary guidance, particularly if there is constipation, vomiting, or possible intestinal obstruction.