Overgrooming in Cats: Causes and Treatments

Overgrooming in cats can lead to bald patches and sore skin, and it can have both physical and emotional causes. Understanding why it happens and how to treat it is the first step in helping your cat feel comfortable and content again.

This guide explores what overgrooming looks like, the most common causes, and the treatments that can make a real difference. It also offers practical home care tips and advice for reducing stress and maintaining your cat’s wellbeing.

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Overgrooming in cats, also known as barbering, occurs when a cat licks, bites, or chews its fur excessively, resulting in damage to the skin and coat. This behaviour often starts as normal grooming but becomes compulsive, leading to visible fur loss and irritation.

Cats typically overgroom in specific areas such as the belly, inner thighs, or base of the tail. The behaviour can also become self-reinforcing, as grooming releases endorphins that help cats calm themselves, making it a soothing, though unhealthy, habit.

Overgrooming is often easy to spot once you know what to look for. Cats with this condition may show some or all of the following signs:

When diagnosing overgrooming, vets will examine your cat’s skin, check for parasites, and may take samples for allergy and infection testing. Blood tests can help identify hormonal imbalances, such as hyperthyroidism or diabetes, that may affect the skin or coat. If no medical cause is found, your vet will consider environmental and emotional triggers.

Overgrooming is often linked to an underlying medical condition that causes itching, irritation, or pain. These issues make a cat feel uncomfortable, prompting them to lick or chew in an attempt to relieve the sensation.

Fleas, mites, or lice can make a cat’s skin extremely itchy. Even one flea bite can trigger an allergic reaction, causing the cat to scratch or lick the affected area constantly. Cats with flea allergies often overgroom around the base of the tail and hindquarters. 

Food allergies may develop in response to certain proteins, while environmental allergies can result from pollen, cleaning products, or dust mites. Allergic reactions make the skin itchy and inflamed, leading to persistent licking or biting, particularly on the belly or legs.

Cats often lick areas that hurt. Overgrooming can occur near arthritic joints, sore muscles, or internal discomfort. For example, cats with urinary tract issues may overgroom their lower abdomen in response to pain or pressure.

Fungal and bacterial infections, such as ringworm or dermatitis, can lead to persistent itching and irritation. These infections can cause redness, scabs, and small sores that prompt continuous grooming.

Conditions like hyperthyroidism or diabetes can change the texture of a cat’s skin and coat. These changes may make the skin more sensitive or itchy, leading to overgrooming as the cat tries to soothe the discomfort.

If medical problems are ruled out, overgrooming is often linked to emotional or behavioural factors. This form of overgrooming, known as psychogenic alopecia, is driven by stress, anxiety, and boredom.

Cats are sensitive to changes in their surroundings. Moving home, introducing new pets or people, loud noises, and changes in routine can all create anxiety. Grooming releases endorphins, which help cats feel calm, so anxious cats may lick or chew excessively as a form of self-soothing. Over time, this becomes a learned behaviour.

Indoor cats, especially those left alone for long periods, can develop boredom-related behaviours such as overgrooming. When a cat lacks mental or physical stimulation, grooming can become a repetitive habit that fills the gap.

Some cats overgroom due to environmental stressors such as overcrowding, limited access to resources (like litter trays or food bowls), or competition with other animals in the household. These pressures can cause anxiety that manifests as excessive grooming.

Occasionally, overgrooming begins with a temporary irritation or itch but continues after the original cause is resolved. The behaviour becomes habitual because grooming produces a calming effect, making it difficult for the cat to stop.

Helping a cat stop overgrooming begins with identifying the cause. Treatment may include a combination of veterinary care, home management, and stress reduction.

When overgrooming has a medical cause, treatment should always be guided by a vet. Common options include:

When emotional stress or anxiety causes overgrooming, behavioural support and environmental enrichment are key to recovery. Helpful approaches include:

The time it takes for fur to regrow depends on how much damage has been done and whether the cause has been resolved. In mild cases, fur can begin to grow back within a few weeks once the skin heals and the overgrooming stops. However, if the behaviour has been ongoing for months, full regrowth may take several months. 

Overgrooming itself is not contagious, but the underlying cause might be. If the problem is related to parasites such as fleas or mites, other pets in the household could also be affected. In cases caused by stress or behavioural issues, cats may copy one another’s habits, especially if they share the same triggers, such as tension in a multi-cat household.

Neutering or spaying does not directly cause overgrooming, but it can influence hormone levels and reduce stress-related behaviours in some cats. In rare cases, a change in hormones after the procedure might briefly affect grooming patterns, but this usually settles quickly.

Some cats are sensitive to changes in temperature and humidity. Hot, dry weather can make the skin itchy, while cold weather may dry it out. Central heating in winter can also cause irritation. Regular grooming and ensuring good hydration can help maintain healthy skin and prevent discomfort during seasonal changes.

Any cat can develop overgrooming, but some breeds seem more susceptible. Siamese, Burmese, and other oriental breeds are known to be sensitive and may develop stress-related behaviours more easily than others. These breeds tend to benefit greatly from enrichment and mental stimulation to keep them happy and relaxed.

A change in the home environment or a reappearance of fleas may trigger the overgrooming behaviour again. Regular check-ups, ongoing flea prevention, and maintaining a stable environment help reduce the risk of relapse.

To gain deeper insight into feline emotions, instincts and behaviour patterns, you can study the Feline Behaviour and Psychology Diploma Course with Centre of Excellence. This comprehensive course is currently available for a discounted price of £29, offering valuable knowledge for anyone who wants to support their cat’s wellbeing or explore a rewarding interest in animal psychology.