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Why is my dog panting at night?

While it's normal for dogs to pant when playing outdoors on a warm day or while playing, excessive panting at night may be a sign of an underlying health issue. In this article, our veterinarians in Picayune will discuss the symptoms and treatments and provide advice on when to schedule a checkup.

Why is my dog panting so much at night?

There are many reasons why your dog may pant, and most are nothing to worry about. For example, if you've just taken your dog for a walk in humid weather, had a lively play session, or if they've been excited while playing with a ball or another dog, their breathing should return to normal soon without any issues.

Panting in mild or ideal weather conditions or on cooler nights may point to a serious health issue. Some potential reasons behind excessive panting may include:

  • Heatstroke: This serious issue can quickly become fatal if left untreated. Dogs are more at risk for heatstroke once temperatures rise above 106°F (41°C). This condition can cause heavy panting, which leads to dehydration. While high temperatures are especially challenging for short-nosed breeds like pugs, you must never leave a dog of any breed alone in a car on a warm-weather day, as heatstroke can happen within minutes. 
  • Heart Disease: Excessive panting and coughing may be symptoms of heart disease or hearing failure, conditions that can severely impact your dog's ability to breathe. If this is the case, you may notice your pup panting heavily after walking only a short distance. 
  • Cushing's Disease: If too much cortisol accumulates in the bloodstream, your dog may develop Cushing's disease. In addition to panting, other symptoms of Cushing's disease include an increase in hunger and thirst, hair loss, frequent urination, and a pot-bellied appearance. This issue is commonly seen in senior dogs and is often a reason for abnormally heavy panting. 

Why is my dog restless and panting at night?

Some pet parents ask, 'Why is my dog panting and restless at night?'. Here are some of the most common reasons:

  • Anxiety or Stress: This may be triggered by events that could disturb your dog, such as loud noises, fireworks, or thunderstorms. Separation anxiety can also lead to rapid breathing in your dog.
  • Environmental issues: Puppies and senior dogs have a harder time coping with high nighttime temperatures, and dogs with untreated allergies often have disrupted sleep.
  • Pain or Discomfort: Dogs experiencing pain from an injury or arthritis may exhibit nighttime panting and pacing behaviors. (e.g., injury, arthritis, allergies)
  • Canine Cognitive Disorder (Dog Dementia): Dogs affected by this disorder often have disturbed sleep-wake cycles and may exhibit excessive panting and restlessness.

When should my dog see a vet?

If your dog exhibits symptoms of excessive nighttime panting, pacing, or other anxious behaviors, it may be time to schedule an exam with your vet. If you spot any signs of heatstroke in your dog, immediately take them for emergency veterinary care during clinic hours or treatment after hours at a nearby emergency veterinary hospital. Your veterinarian will examine your canine companion, perform any necessary diagnostic and treatment procedures, and work with you to help your dog feel better today and tomorrow.

Note: The advice provided in this post is intended for informational purposes and does not constitute medical advice regarding people or pets. Always follow your doctor's advice regarding asthma or other allergy symptoms.

Are you worried that your dog pants excessively at night? Contact our vets in Picayune to book an exam.

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