We include links below to some other websites which you may find useful:

• International Cat Care This site has almost endless information on cats.
• Vet Professionals. This site has a very readable beautifully illustrated text book on hyperthyroidism, to purchase.
• Animal Endocrine Blog. This is a fascinating question-and-answer site written by Dr Mark Peterson, an American specialist veterinary endocrinologist, who writes on feline hyperthyroidism and other hormone conditions

The advice on prevention is based on Dr Peterson’s recommendations.