Every dog or cat gets an itch now and then. But if your pet seems to be constantly scratching, licking their paws, chewing at their skin, or rubbing against furniture, it may be more than an occasional itch.

Persistent itching—also called pruritus—is a common reason pets visit the veterinarian. Allergies are often the first thing pet owners suspect, but there are several possible causes of itchy skin.

When Is Pet Scratching a Problem?

The occasional scratch is perfectly normal. It’s time to pay closer attention when the itching becomes frequent, persistent, or starts affecting your pet’s skin and coat.

Signs to watch for include:

  • Frequent scratching, licking, chewing, or biting
  • Constant paw licking
  • Red, inflamed, or irritated skin
  • Hair loss or thinning fur
  • Scabs, sores, or hot spots
  • Flaky or greasy skin
  • Unusual skin or ear odor
  • Frequent head shaking or ear scratching
  • Changes in the color or texture of the skin

If your pet seems uncomfortable or keeps returning to the same itchy spot, an exam can help determine what’s causing the irritation.

Common Causes of Itching in Dogs and Cats

Different skin conditions can cause very similar symptoms, so finding the underlying cause is an important part of treating an itchy pet.

Fleas and Other Parasites

You don’t necessarily have to see fleas for them to be causing a problem. Some dogs and cats are particularly sensitive to flea bites, and even limited exposure can cause significant itching and irritation.

Mites and other parasites can also lead to itching, inflammation, and hair loss.

Year-round, veterinarian-recommended parasite prevention is one of the best ways to protect your pet.

Environmental Allergies

Pets can develop allergies to many of the same things found in our own environment, including pollen, grasses, mold, and dust mites.

Unlike people, who often experience sneezing and watery eyes, allergies in pets frequently show up as skin problems. You might notice your pet licking their paws, rubbing their face, scratching their ears, or developing recurring areas of irritated skin.

Symptoms may appear seasonally or continue throughout the year depending on the allergen.

Food Allergies

Food allergies can cause chronic itching and recurring skin or ear problems, although they aren’t as common as many people think.

If a food allergy is suspected, your veterinarian may recommend a carefully controlled elimination diet. Frequently switching foods or trying different proteins on your own can make it harder to determine whether food is actually responsible.

Skin and Ear Infections

Bacterial and yeast infections can cause significant itching, redness, odor, and irritation.

Sometimes an infection is the primary problem. Other times, it develops because allergies, parasites, or another condition have already damaged or inflamed the skin.

This can quickly become an uncomfortable cycle: itching damages the skin, irritated skin becomes more susceptible to infection, and the infection makes your pet even itchier.

Dry or Irritated Skin

Weather, grooming products, frequent bathing, and environmental irritants can all affect your pet’s skin.

While mild dryness can cause occasional itching, persistent scratching shouldn’t automatically be blamed on dry skin. An exam can help rule out parasites, infections, allergies, and other possible causes.

Why Treating the Cause Matters

Two itchy pets can have nearly identical symptoms for completely different reasons.

One dog licking their paws may be reacting to environmental allergens, while another may have a skin infection. A cat that suddenly starts grooming excessively could be dealing with fleas, allergies, or another source of irritation.

That’s why simply stopping the itch isn’t always enough. Identifying the underlying problem allows us to choose an appropriate treatment and, when possible, help prevent the symptoms from returning.

Depending on what we find during your pet’s exam, treatment may include parasite control, medication for an infection or inflammation, allergy management, dietary changes, or additional testing.

When Should My Pet See a Veterinarian?

Schedule an exam if your pet’s itching is persistent, getting worse, interfering with normal activities or sleep, or causing noticeable changes to their skin or coat.

Contact us if you notice symptoms such as:

  • Open sores or hot spots
  • Significant redness or swelling
  • Hair loss
  • Discharge or a strong odor
  • Repeated ear problems
  • Signs of pain or significant discomfort

The earlier we identify what’s making your pet itchy, the sooner we can help them feel comfortable again.

Is your pet scratching, licking, or chewing more than usual? Call Newport Veterinary Hospital to schedule an exam and let’s get to the bottom of that itch.