!Header Buttons Right Side

Understanding Diabetes in Dogs and Cats

August 8, 2025

Diabetes in dogs and cats is a serious but manageable condition that affects the way the body processes glucose. At Clyde’s Animal Clinic in Mattoon, IL, our veterinarians help pet parents across Mattoon and surrounding Coles County detect and manage this condition early, giving their furry friends the best possible quality of life.

Recognizing the signs of diabetes in pets, understanding the causes, and learning about managing pet diabetes can make all the difference. Routine pet blood sugar monitoring, along with diet and lifestyle adjustments, helps keep this disease under control.

What Is Diabetes in Pets?

Diabetes mellitus occurs when the body cannot produce enough insulin (Type 1) or cannot properly use the insulin it produces (Type 2). Without enough insulin, glucose builds up in the bloodstream, leading to serious health issues over time.

Dogs vs. Cats

  • Dogs are more likely to develop Type 1 diabetes, which requires lifelong insulin therapy.
  • Cats often have Type 2 diabetes, which may improve with weight management and dietary changes, though insulin is often still needed.

The AKC has some helpful information on canine diabetes here. They also have one on cats here.

Signs of Diabetes in Dogs and Cats

Recognizing symptoms early can prevent complications:

  • Increased thirst and urination
  • Weight loss despite normal or increased appetite
  • Lethargy
  • Cloudy eyes (more common in dogs)
  • Weakness in the back legs (more common in cats)

If you notice these signs, schedule a veterinary exam promptly.

Causes and Risk Factors

  • Obesity
  • Genetics and breed predisposition
  • Age (middle-aged to senior pets are at higher risk)
  • Hormonal disorders like Cushing’s disease
  • Long-term use of certain medications (like steroids)

Diagnosing Diabetes

At Clyde’s Animal Clinic, we use blood and urine tests to check glucose levels and confirm diagnosis. Additional tests may be performed to rule out other conditions.

Managing Pet Diabetes

Insulin Therapy

Most diabetic pets require daily insulin injections. Our veterinarians will teach you how to give injections safely and confidently.

Diet

Feeding a consistent, vet-recommended diet helps regulate blood sugar. High-fiber diets for dogs and low-carb diets for cats are often advised.

Exercise

Moderate, consistent activity can help maintain stable glucose levels. Avoid sudden changes in activity that can affect blood sugar.

Pet Blood Sugar Monitoring

Regular monitoring ensures that treatment is working and adjustments are made when necessary. This can be done at home with a glucometer or during veterinary visits.

Preventing Complications

Uncontrolled diabetes can lead to serious conditions like ketoacidosis, cataracts, or nerve damage. Regular check-ups and strict adherence to your vet’s treatment plan are essential.

FAQs About Pet Diabetes

Can pet diabetes be cured?


Most cases require lifelong management, though some cats can go into remission with early treatment.

Is insulin safe for pets?


Yes, when administered correctly and under veterinary supervision.

Can a change in diet alone control diabetes?


In cats, diet changes may help manage or even put diabetes into remission, but insulin is often needed initially.

We also did a blog on kidney disease, which you can read here.

Visit Our Mattoon IL Vets for Diabetes Care

At Clyde’s Animal Clinic in Mattoon, IL, we’re committed to helping dogs and cats with diabetes live long, happy lives. From diagnosis to ongoing monitoring, our veterinarians offer the expertise and support you need. Are you looking for a great veterinary clinic in Mattoon, IL? You could search for a vet near me, but we recommend calling Clyde’s Animal Clinic today to schedule your pet’s diabetes evaluation. Learn more about our clinic and the animals we treat by visiting our Services page here.

This blog is meant for informational purposes only. Always follow your veterinarian’s recommendations for diagnosis, treatment, and care.

ferret on a table

Feeding Your Ferret: Nutrition 101

Ferrets are playful, curious companions with unique dietary needs. At Clyde’s Animal Clinic in Mattoon,
Cat sleeping on white blanket

Recognizing Chronic Pain in Pets: Signs to Watch

Pets can’t tell us when they hurt, but that doesn’t mean they suffer in silence.
rabbit on grass

Playtime for Bunnies: Enrichment Essentials

Rabbits aren’t just adorable—they’re active, intelligent animals that need daily mental and physical stimulation to
Dog with very large ears that are being held up

Ear Infections in Dogs and Cats

Ear infections in dogs and cats are common but can cause significant discomfort if left
Border collie with fluffy ears

Senior Pet Wellness Exams in Mattoon: Keeping Older Pets Healthy

Just like people, dogs and cats need extra care as they get older. At Clyde’s
Small dog being carried

Understanding Diabetes in Dogs and Cats

Diabetes in dogs and cats is a serious but manageable condition that affects the way
Bearded dragon beside pool

Bearded Dragon Care Guide: Habitat, Diet & Daily Health

Bearded dragons, or “beardies,” are among the most popular pet reptiles, known for their docile
Blue parakeet on someone's hand

Parakeet Care Guide: Housing, Diet & Enrichment

Parakeets, also called budgies, are lively, social birds known for their vibrant feathers, cheerful chirps,
Fluffy Guinea pig with red fur and white face

Guinea Pig Care 101: Housing, Diet & Daily Needs

Bringing home a guinea pig is an exciting moment for any family, but these adorable,
Kitty trying to climb window

Exercise Routines for Indoor Cats

Indoor cats may be safe from cars, predators, and harsh weather, but without regular activity,