Fleas aren’t just a summer problem for pets

When people think of fleas, they often picture warm summer days and long grass, but these tiny parasites don’t disappear when the seasons change. In fact, fleas are a year-round risk for dogs, cats, rabbits and even your home. Understanding how fleas behave and how to prevent them can help keep pets comfy and healthy throughout the whole year. 

PDSA Vet Nurse Shauna Walsh explains: “Many owners assume fleas are only a summer problem, but that’s not the case. Fleas can live on pets and in our homes regardless of the weather, especially in centrally heated environments. Regular prevention and vigilance are key to keeping fleas away.” 

What fleas are and why they matter 

Fleas are tiny blood-sucking insects that can live on dogs, cats and rabbits, and also in carpets, bedding and soft furnishings in your home. Their bites can cause intense itching, sore or infected skin, and bald patches. Some pets have a flea allergy, which makes even a single bite very irritating.  

If left untreated, fleas can also lead to more serious health issues. Heavy infestations can cause anaemia in young, old or ill pets because fleas feed on blood, and fleas can carry other parasites such as tapeworms.  

Why fleas aren’t just seasonal 

Although fleas may be more active outdoors in warmer months, they aren’t limited to summer. Fleas thrive in warm environments, so centrally heated homes provide ideal conditions for them to survive and reproduce throughout the year. Most of a flea problem isn’t on the pet, but in the environment - it’s estimated that if your pet has fleas, up to 95% of the flea population could be living in your home! 

This means fleas can appear at any time, even when it’s chilly outside, and outbreaks can be hard to spot early if you only look for live fleas on your pet. 

Preventing and treating fleas 

The best way to protect pets is through regular, vet-recommended flea prevention. Prescription and specifically selected products are often more reliable than “off-the-shelf” choices and using the correct product for each species (dog, cat or rabbit) is essential, it’s important to never use a flea treatment intended for one species on another.  

If you discover fleas, it’s important to treat all pets in the household on the same day and also treat your home. In addition to using a household flea spray that kills fleas at all life stages, vacuum carpets and soft furnishings regularly and wash pet bedding at a high temperature to kill eggs and larvae. This helps break the flea life cycle and prevents reinfestation.  

When to contact your vet 

If you think your pet has fleas, contact your vet practice for advice on the right product and treatment schedule. For pets that haven’t had a health check recently, your vet may want to examine your animal before prescribing treatment. Fleas can be uncomfortable and cause ongoing skin problems, so early action can prevent suffering. 

“Consistent prevention and prompt action are the best ways to avoid a flea issue turning into a bigger problem,” says Shauna. 

For more pet health advice, head to: www.pdsa.org.uk/phh

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