There are a number of ailments that are shared by cats and humans and urinary tract infections is one. If you have ever had a UTI you will know just how painful they can be. Left untreated, they can become serious for your cat.
As with humans, UTI's are more common in female cats than males. If you notice your cat making frequent trips to the litter box but not passing very much urine, or if she meows or is straining when trying to pass it, check with your vet. She also may not be making it to