Why Your Dog Is Losing Weight — And When To Worry (Vet Explains)

Dog losing weight? Unexplained weight loss in dogs can be caused by parasites, dental pain, diabetes, kidney disease, EPI, or cancer. Vet Dr. Demi explains when dog weight loss becomes dangerous and what to do right now. 🐾 If you can suddenly feel your dog's ribs — or noticed her collar getting looser — this video is for you. Weight loss in dogs is one of the most overlooked early signs of illness. No vomiting. No limping. She just got lighter. And most owners assume it's normal aging or the heat. In this video, Dr. Demi breaks down the 6 most common causes of weight loss in dogs, gives you a clear 4-step action plan, and shows you exactly when it's time to call your vet — and when it's an emergency. This video covers: • Intestinal parasites and deworming • Dental pain and oral disease • Diabetes in dogs — the paradox of eating more and losing weight • EPI (exocrine pancreatic insufficiency) • Chronic kidney and liver disease • Cancer and cachexia • The 10% rule for clinically significant weight loss • A 4-step action plan for any dog losing weight • When weight loss becomes an emergency Evidence-based veterinary medicine. No panic. Just clarity. ⏱️ CHAPTERS: 00:00 — The moment you feel the ribs 01:02 — When weight loss becomes a problem (the 10% rule) 01:43 — Cause 1: Parasites 02:42 — Cause 2: Dental pain 03:34 — Cause 3: Diabetes 04:34 — Cause 4: EPI (exocrine pancreatic insufficiency) 05:18 — Cause 5: Kidney and liver disease 06:00 — Cause 6: Cancer 06:59 — Wait — do you know what your dog weighs? 07:21 — Your 4-step action plan 08:06 — When it's an emergency 08:27 — Closing thoughts ⚠️ Warning signs discussed: • Unexplained weight loss • Eating normally but losing weight I• ncreased thirst and urination • Loose, greasy, or bloody stool • Dental buildup and bad breath • Pale, white, or yellow gums • Lethargy and weakness • Visible ribs and hip bones 💬 Question of the day: What does your dog weigh and what breed is she? Your comment might remind another owner to check. 📚 This video references: VCA Animal Hospitals — clinically significant weight loss thresholds American Veterinary Dental Association — oral disease prevalence Veterinary endocrinology data — diabetes risk factors in dogs World Small Animal Veterinary Association — body condition scoring Clinical data on EPI diagnosis and enzyme replacement therapy 🔔 Subscribe for weekly evidence-based pet health videos from Dr. Demi — dogs, cats, and everything in between. ⚠️ Medical Disclaimer: This video is for educational purposes only and does not replace professional veterinary advice, diagnosis, or treatment. Always consult a licensed veterinarian regarding your pet's health.