Dog resting comfortably on a blanket recovering from cold-like symptoms
on September 07, 2026

Can Dogs Get Colds? Do Dogs Catch Colds From Humans?

No, dogs can't catch the human common cold, and you can't catch a cold from your dog — the viruses responsible are genuinely species-specific. But dogs absolutely do get cold-like symptoms (a runny nose, sneezing, coughing, watery eyes) from a completely different set of dog-specific bugs, most commonly kennel cough. This guide covers what's actually going on, how to tell it apart from something more serious, and when it genuinely needs a vet.

Last updated 7 September 2026. Written by Jamie Sinclair, who writes about canine health, nutrition, and everyday care for Doggy Dailies — focused on translating veterinary research and real ingredient science into practical, honest guidance UK dog owners can use.

Table of Contents

Can Dogs Catch a Cold From You? The Short Answer

No. The rhinoviruses and other bugs responsible for the human common cold are genuinely species-specific — they can't infect dogs, and the reverse is also true, so you can't catch your dog's cold-like illness either.

What confuses this is that dogs absolutely can develop symptoms that look identical to a human cold — sneezing, a runny nose, watery eyes, coughing, mild lethargy — but these come from an entirely different group of dog-specific viruses and bacteria, not the human cold virus wearing a disguise.

What's Actually Causing "Dog Colds": CIRD

Vets group these cold-mimicking illnesses under a proper clinical term: canine infectious respiratory disease complex, or CIRD. According to Dr Jane Sykes, an infectious disease specialist at UC Davis School of Veterinary Medicine, CIRD isn't caused by one single bug — it's a group of viruses and bacteria that can act alone or together, including canine respiratory coronavirus, canine adenovirus type 2, canine parainfluenza virus, and Bordetella bronchiseptica (kennel cough). Signs typically last one to two weeks in an otherwise healthy adult dog, similar to how a human cold runs its course, though the specific pathogens involved are entirely different from anything that affects people.

UK vets see this pattern of illness year-round, though colder, wetter months and busier boarding periods (like the run-up to Christmas) tend to see a modest seasonal uptick, likely reflecting more time spent indoors and around other dogs.

Kennel Cough — The Most Common Culprit

Kennel cough (caused by Bordetella bronchiseptica, often alongside parainfluenza virus) is the single most recognisable member of the CIRD group and the one most owners will actually encounter. Its hallmark sign is a distinctive, forceful, honking cough — often described as sounding like a goose, or like something is stuck in the dog's throat — sometimes ending in gagging or retching.

Many affected dogs otherwise look and feel completely normal, eating and playing as usual, with the cough as the only real symptom. It's highly contagious between dogs, spreading through airborne droplets and contaminated surfaces, which is exactly why it's common after time in kennels, group walks, training classes, or dog parks — hence the name.

Symptoms typically appear 3 to 10 days after exposure.

Why "Kennel Cough" Is Genuinely a Misleading Name

This is worth knowing, because the name itself causes real confusion for owners. "Kennel cough" implies a dog needs to have visited an actual kennel or boarding facility to catch it — but the illness spreads anywhere dogs share airspace, saliva droplets, or surfaces: dog parks, pavements, training classes, groomers, vet waiting rooms, or simply passing another dog on a walk. A dog that's never set paw in a boarding kennel in its life can absolutely develop kennel cough.

This is part of why many veterinary sources now prefer the broader, more accurate "CIRD" terminology, even though "kennel cough" remains the far more commonly used name among owners. Practically, this means avoiding kennels alone isn't a reliable prevention strategy — any situation involving reasonably close contact with other dogs carries some risk, which is exactly why the vaccine (rather than simply avoiding boarding) is the more meaningful protective step for social dogs.

Canine Influenza — A Genuinely Different Illness (and a Remarkable Origin Story)

Worth covering separately, since it's often lumped in with "dog colds" generally when it's genuinely a distinct illness with a well-documented, quite remarkable scientific history. Canine influenza (H3N8) was first identified in 2004 during an outbreak among racing greyhounds in Florida — but genetic and serological research has since traced its true origin further back: it's an equine influenza virus that jumped from horses to dogs around 1999, adapting over time to become capable of dog-to-dog transmission.

A second, unrelated strain (H3N2), of avian origin, later emerged in Asia and reached the US by 2015. Most infected dogs develop a milder illness — a cough persisting 10 to 21 days despite treatment — though a smaller proportion develop a more severe form with high fever and pneumonia.

Unlike ordinary kennel cough, a non-core canine influenza vaccine is available and is generally recommended for dogs with genuine higher-risk exposure (racing, shows, boarding, or travel to areas with known outbreaks) rather than for every dog as standard.

Symptoms: Dog Cold vs Something More Serious

Typical CIRD/cold-like symptoms include sneezing, a clear runny nose, watery eyes, mild coughing, and slightly reduced energy — genuinely similar in feel to how a human cold presents. What sets this apart from something more serious: your dog should still largely be themselves, eating reasonably well, and not showing laboured breathing, high fever, or complete lethargy.

The overlap with more serious conditions is real and worth being aware of, though — canine distemper (a serious, vaccine-preventable viral illness that starts with cold-like signs before progressing to gastrointestinal and, eventually, neurological symptoms in unvaccinated dogs), canine influenza, allergies, and even a lodged grass seed can all present with similar early signs, which is part of why persistent or worsening symptoms deserve a proper look rather than an assumption. If you'd like more detail on nasal discharge specifically, including what different colours can mean, our dog runny nose guide covers this in depth.

Why Flat-Faced Breeds Are at Greater Risk

Brachycephalic (flat-faced) breeds like Bulldogs, Pugs, and French Bulldogs are particularly vulnerable to CIRD progressing into something more serious, according to veterinary sources, because their already-narrowed airways have less reserve capacity to cope with any additional respiratory inflammation. What might be a mild, self-limiting illness in a longer-nosed breed can more easily tip into laboured breathing or secondary complications like pneumonia in these breeds, and very young, senior, or immunocompromised dogs of any breed carry similar elevated risk.

This is a genuine reason to have a lower threshold for a vet check in these groups specifically, rather than applying the same "wait and see" approach that's often reasonable in an otherwise healthy adult dog.

Can You Vaccinate Against It?

There's no single vaccine for "the dog cold" as a whole, precisely because CIRD involves multiple different pathogens rather than one specific virus. However, a kennel cough vaccine (usually given as nasal or oral drops) is widely available and protects against roughly 90% of kennel cough strains specifically, core vaccines cover some of the more serious look-alike illnesses like distemper, and a separate non-core vaccine exists for canine influenza specifically for higher-risk dogs.

If your dog regularly attends kennels, group classes, dog parks, or daycare, a kennel cough vaccine is genuinely worth discussing with your vet, even though it won't guarantee complete protection against every CIRD-causing bug.

Caring for a Dog with Cold-Like Symptoms at Home

For a mild case in an otherwise healthy adult dog, home care is usually appropriate: a warm, quiet space to rest, plenty of fresh water, and reduced activity until symptoms clear. Keep your dog away from other dogs and shared spaces (parks, kennels, group walks) until they've stopped coughing and for a further 2-3 weeks afterwards, since CIRD illnesses like kennel cough remain contagious well after the obvious symptoms improve.

Never give human over-the-counter cold or flu medication to a dog — many common ingredients (including paracetamol and ibuprofen) are genuinely toxic to dogs, even in small amounts. A dog recovering from any illness also benefits from steady, everyday nutritional support rather than dietary changes on top of everything else — our 10-in-1 Multivitamin Chews are formulated for consistent daily wellness support alongside a normal diet.

When to See Your Vet

Book a vet visit if symptoms last more than a couple of weeks, worsen rather than improve, or are accompanied by any of the following: laboured or noisy breathing, a high fever, complete loss of appetite, significant lethargy, or coloured (yellow, green, or bloody) nasal discharge. Any of these can point to a genuinely more serious respiratory infection, pneumonia, or an unrelated condition rather than a straightforward, self-limiting case of CIRD, and are worth a proper veterinary assessment rather than continued home care.

It's always better to have a mild case checked unnecessarily than to miss the early signs of something that genuinely needed treatment.

FAQ

Can I catch a cold from my dog, or my dog from me?
No. The viruses responsible for the human common cold and canine cold-like illnesses (CIRD) are genuinely species-specific and can't cross between people and dogs.

What causes cold-like symptoms in dogs if it's not the human cold virus?
A group of dog-specific pathogens vets call canine infectious respiratory disease (CIRD), most commonly kennel cough (Bordetella bronchiseptica), alongside canine respiratory coronavirus, adenovirus type 2, and parainfluenza virus.

Does my dog need to have been in a kennel to get "kennel cough"?
No — despite the name, it spreads anywhere dogs share airspace or contact, including parks, pavements, and training classes, not just boarding kennels.

How long does a dog cold last?
Typically one to two weeks in an otherwise healthy adult dog, similar to the course of a human cold.

Is canine influenza the same as a dog cold?
No, it's a genuinely distinct illness. Canine influenza (H3N8) originated as an equine flu virus that jumped to dogs around 1999, first identified in 2004 in Florida racing greyhounds. It can cause more severe illness than typical kennel cough.

Is there a vaccine for dog colds?
Not for CIRD as a whole, since it involves multiple pathogens, but a kennel cough vaccine covers roughly 90% of kennel cough strains specifically, and a separate vaccine exists for canine influenza.

Are some dog breeds more at risk from cold-like illnesses?
Yes — brachycephalic (flat-faced) breeds like Bulldogs, Pugs, and French Bulldogs are more vulnerable to complications given their already-narrowed airways, as are very young, senior, or immunocompromised dogs.

Can I give my dog human cold medicine?
No. Many common ingredients in human cold and flu medication, including paracetamol and ibuprofen, are genuinely toxic to dogs. Always check with your vet before giving any medication.

Sources

This article is for general information only and isn't a substitute for veterinary advice. If your dog shows laboured breathing, high fever, or persistent symptoms, please speak to your vet.

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