A vet gives advice on how to prevent urinary issues in felines, including feeding canned cat food. Getty Images

Q: I plan to adopt a couple of kittens/young cats in a few months. I want them on a diet that is least likely to cause urinary crystal formation because my current cats are suffering. What can I do to prevent issues?

A: On their own, crystals — which can be seen only under a microscope — are not always cause for concern. However, in some cats, they can aggregate into stones or jellylike plugs that block the flow of urine, a deadly situation. To prevent these problems, hydration is key — you’re doing all the right things! You can also lower the risk of urinary problems by reducing stress, ensuring access to clean litter and managing obesity. Special diets for urinary health are

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