Why Is My Dog Panting When They’re Not Hot?

But when your dog is panting and there’s no obvious reason — they’re not hot, not exercising, and nothing stressful is happening — it can leave many owners confused.

In some cases, it’s harmless. In others, it can be an early sign that something isn’t quite right.

Understanding the difference is key.

Table of Contents

• Why dogs pant
• Pain as a cause of panting
• Stress and anxiety
• Digestive discomfort
• Hormones and natural changes
• Medical causes
• What you should do

Why Do Dogs Pant?

Dogs do have sweat glands, but not across their whole body like humans. Most of their sweat glands are located in areas like the paw pads, which means sweating plays only a very small role in cooling them down.

Instead, dogs rely mainly on panting.

When a dog pants, air moves over the moist surfaces of the tongue and mouth, helping heat escape from the body. This is their primary way of regulating temperature.

Panting can also occur when a dog is excited, stressed, or trying to cope with something happening internally.

Pain: The Most Overlooked Cause

One of the most important causes of unexplained panting is pain — and it’s often missed.

Dogs don’t always show pain in obvious ways. They may not limp or cry. Instead, they may simply pant more than usual.

A good example of this is a dog with an underlying issue that hasn’t yet been identified.

For instance, one dog showed increased panting in the evening despite the room not being warm. There were no obvious signs of distress, just heavier breathing than usual. Later that night, an abscessed anal gland burst — revealing that the panting had been related to pain.

This highlights how subtle pain can be in dogs.

If your dog is panting more than usual and seems “not quite right,” pain should always be considered.

Stress and Anxiety

Dogs often pant when they feel stressed or overwhelmed.

Common triggers include:

• Car journeys
• Loud noises
• New environments
• Changes in routine

Stress-related panting is often accompanied by other signs such as pacing, restlessness, or difficulty settling.

Digestive Discomfort

Panting can also be linked to internal discomfort.

If your dog has an upset stomach, feels bloated, or is generally uncomfortable, panting may be one of the signs.

This is often seen alongside:

• Restlessness
• Moving around frequently
• Difficulty settling down

Hormones and Natural Changes

Hormonal changes can also influence panting.

Unspayed females, particularly during seasons or phantom pregnancies, may pant more than usual.

Older dogs may also show increased panting due to changes in their body over time.

Medical Causes

In some cases, panting may be linked to underlying medical conditions.

These can include:

• Fever
• Heart conditions
• Respiratory issues

While these are less common, they are important to be aware of — especially if panting is persistent or worsening.

What Should You Do?

If your dog is panting and you’re unsure why, start by looking at the context.

Ask yourself:

• When did the panting start?
• What was happening just before?
• Is it constant or occasional?
• Are there any other changes in behaviour?

If the panting is linked to something obvious, such as stress or environment, you may be able to manage it by addressing that trigger.

However, if your dog is panting for no clear reason, seems uncomfortable, or is behaving differently, it’s important to consider pain or underlying issues.

If panting is persistent, worsening, or accompanied by other symptoms, it’s best to seek veterinary advice.

Final Thoughts

Panting isn’t just about temperature.

It’s your dog’s way of responding to something — whether that’s heat, stress, discomfort, or illness.

Understanding the context is key to knowing whether it’s normal or something that needs attention.

If in doubt, always investigate early. Subtle changes in behaviour can often be the first sign that something isn’t right.

For any further help and advice please contact us on 01484 246420 and why not join our social media channels and online community on Instagram, Facebook or YouTube.

With Wags and Woofs,

Laura, Dolly & Reggie