Is it normal for my cat to eat a lot but still lose weight?

A ravenous appetite with ongoing weight loss is abnormal. The most common causes include hyperthyroidism and diabetes. Schedule a vet visit for blood work including thyroid hormone (T4) and blood glucose levels.

Is weight loss in senior cats just normal aging?

Weight loss in senior cats should not be dismissed as normal aging. Studies show that most weight loss in geriatric cats has an identifiable, treatable cause. The AAFP recommends health checkups every 3-6 months for cats over 12.

Meow Academyby Meow Servant

Cat Health2026-02-13

Cat Losing Weight Unexpectedly? 7 Causes of Unintended Weight Loss and What to Do

Unintended weight loss exceeding 10% is clinically significant in cats. This article covers 7 common causes including hyperthyroidism, CKD, and diabetes, plus a pre-visit checklist and nutrition tips.

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Frequently Asked Questions

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References

This article references international veterinary journals, official veterinary organizations (ISFM, AAFP, WSAVA), and publicly available academic research. Major sources are cited within the text. This article is for informational purposes only and does not constitute medical advice. Please consult a veterinarian for your cat's health concerns.