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Drinking noticeably more and Unexplained weight loss in cats: what to do
When these two symptoms appear together, the likely problem space narrows sharply — 2 common conditions are strongly linked. Ranked by match, with urgency and home care.
Possible common causes
✅ Home-care checklist
- ✓Increase water (wet food first)
- ✓Get kidney values + urinalysis for staging
- ✓Transition to renal diets only with vet guidance
- ✓Log water intake and litter-clump changes
- ✓Move to low-carb wet food structure (with vet guidance)
- ✓Get a glucose curve + urinalysis
🏥 When to see a vet
- ⚠Polydipsia/polyuria or steady weight loss over 10
- ⚠Vomiting + severe lethargy (decompensation)
- ⚠Increased drinking/urination + weight loss
- ⚠Walking on hocks (neuropathy sign)
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