Hyperthyroidism is a common disease in cats caused by the overproduction of thyroid hormone by the thyroid glands. Hyperthyroidism most commonly occurs in cats around the age of 13. Cats have two ...

Cats with hyperthyroidism may have the following symptoms: Any cat who is meowing more than usual needs to go to the veterinarian to get checked out. Your cat may be meowing a lot because of a ...