Is your cat suddenly neglecting itself? Is its fur lackluster, dirty or greasy? This can indicate a skin condition, as well as a few other potential illnesses. Alternatively, cats with skin parasites tend to overgroom, which results in bald patches.
6. A change in appetiteA significant change in your cat’s appetite, be it voracity or apathy to food, is a warning sign. There are quite a few different diseases that cause overeating, as well as a lack of appetite, so let your vet know as soon as possible.
7. Not using the litter boxThis is uncommon. Cats do not like to expose their urine and feces, since it can be used by predators. If your cat suddenly starts doing its business around the house, it can be the result of urinary blockage or infection, so a trip to the vet may be paramount.
8. Changes in activityIf your middle-aged cat suddenly becomes much more active, it may feel like it got a second wind, but this may also indicate an overactive thyroid. If your happy kitty suddenly seems reluctant to play and move, it might have arthritis or some other issues.
9. Change in vocalizationsIf your cat’s voice suddenly changes, it could be indicative of a serious problem. If your cat is often quiet and suddenly becomes more vocal, or if your chatty cat suddenly becomes silent, it may require a veterinary intervention.
10. Stressed behavior