Left Facing Arrow
Dog Behaviors

Why Do Dogs Eyes Water

First, a little about us

Welcome to Kibbies, where we're pawsitively passionate about pampering your furry friends! We believe that every pup deserves top-notch nutrition without breaking the bank. Our high-quality dog food strikes the perfect balance between convenience and affordability, so you can treat your four-legged family member to the best without the sticker shock. So why wait? Join our pack and shop Kibbies today – because your dog's health is worth wagging for!

Dogs are known for their expressive eyes, often communicating their emotions without uttering a single bark. But what happens when those adorable eyes become watery? If you've noticed your furry friend's eyes watering, it's essential to understand the reasons behind this phenomenon. While occasional tearing could be natural, excessive tearing might indicate an underlying problem. Let's explore the various causes, symptoms, and treatment options for watery eyes in dogs, ensuring you're well-equipped as a responsible pet owner.

Understanding the Canine Eye Structure

Before diving into the reasons behind watery eyes in dogs, let's first acquaint ourselves with the intricate structure of their eyes. Much like human eyes, a dog's eyes are vital sensory organs responsible for vision. These organs consist of the eyeball, cornea, iris, lens, retina, and optic nerve, all working together to perceive the visual world around them.

But let's delve deeper into the fascinating anatomy of a dog's eye to truly appreciate its complexity and functionality.

Anatomy of a Dog's Eye

A dog's eye contains several essential parts that contribute to its overall function. The cornea, a transparent layer at the front of the eye, not only protects the inner structures but also plays a crucial role in vision. It refracts light onto the lens, allowing for proper focusing and clarity of images.

Now, let's shift our attention to the iris, a colored circular muscle that gives dogs their unique and captivating eye colors. Beyond its aesthetic appeal, the iris controls the amount of light entering the eye by adjusting its pupil size. This remarkable mechanism ensures that dogs can adapt to different lighting conditions, whether it's bright daylight or a dimly lit room.

Behind the iris lies the lens, a remarkable structure responsible for fine-tuning the incoming light. Similar to a camera lens, it focuses the light onto the retina, a layer of cells at the back of the eye. The retina is where the magic happens, as it converts light into electrical signals that can be interpreted by the brain. Without a healthy retina, dogs would be unable to see the world around them.

Lastly, let's not forget about the optic nerve, a vital pathway that carries visual information from the retina to the brain. This intricate network of nerve fibers ensures that dogs can process and interpret their surroundings, allowing them to navigate their environment with precision and grace.

How Dog Eyes Differ from Human Eyes

While dogs and humans share similar eye structures, there are a few key differences that make dog eyes truly remarkable. One notable distinction is the size of the cornea. Dogs have a larger cornea compared to humans, which gives them a wider field of vision. This expanded visual range allows dogs to perceive objects and movements that may go unnoticed by humans.

Additionally, dogs possess a higher number of light-sensitive rod cells but fewer color-sensitive cone cells in their retinas. This unique arrangement makes their vision better suited for dim lighting and movement detection rather than color perception. It's fascinating to think about how dogs experience the world in shades of gray, relying on their exceptional night vision to navigate and hunt in low-light environments.

These anatomical distinctions play a significant role in understanding why dog eyes may water more frequently or differently than human eyes. The intricate balance of their eye structures, combined with their heightened senses, contributes to their overall visual capabilities and potential eye-related issues.

Common Causes of Watery Eyes in Dogs

Allergies and Environmental Factors

Just like humans, dogs can develop allergies to various substances in their environment. Common allergens include pollen, dust mites, certain foods, and even certain fabrics. When dogs are exposed to allergens, their immune systems release histamines, triggering a range of symptoms, including itchy and watery eyes. It's important to keep an eye on your dog's surroundings and any potential allergens that could cause their eyes to water.

Infections and Diseases

Some infections and diseases can cause a dog's eyes to water excessively. Conjunctivitis, or pink eye, is a common eye infection in dogs that leads to redness, inflammation, discharge, and watery eyes. Other more serious conditions, such as glaucoma or dry eye syndrome, can also result in increased tearing. If you suspect an infection or disease, immediate veterinary attention is crucial to ensure a timely diagnosis and appropriate treatment.

Injuries and Trauma

Injuries to the eye, head, or face can cause watery eyes in dogs. Foreign objects like dirt, dust, or plant material can irritate the eye, leading to excessive tearing. Trauma or accidents that result in blunt force can also damage the tear ducts, disrupting their ability to drain tears properly. If your dog has experienced an injury or trauma, it's crucial to seek veterinary care to assess the extent of the damage and provide appropriate treatment.

Symptoms Associated with Watery Eyes

Redness and Swelling

One of the most common signs of watery eyes in dogs is redness and swelling around the eye area. Excessive tearing can cause irritation, leading to inflammation and an overall appearance of discomfort. If you notice redness or swelling, it's important to keep a close eye on your dog's behavior and seek veterinary advice if the symptoms persist or worsen.

Excessive Blinking or Squinting

Dogs with watery eyes may exhibit excessive blinking or squinting. This behavior is their way of trying to alleviate discomfort and protect their eyes from any potential irritants. If you observe your dog repeatedly blinking or squinting, it's crucial to pay attention and consult with your veterinarian to determine the underlying cause and appropriate course of action.

Discharge and Odor

Another symptom commonly associated with watery eyes is the presence of discharge or an unpleasant odor. Excessive tearing can result in the accumulation of mucus or pus, leading to visibly moist areas around the eyes. If you notice any abnormal discharge or an unpleasant smell, it's crucial to consult your veterinarian for proper evaluation and treatment.

Diagnosis and Treatment of Watery Eyes in Dogs

Veterinary Examination and Diagnosis

If you notice persistent or concerning watery eyes in your dog, it's crucial to schedule a veterinary examination. A qualified veterinarian will perform a thorough evaluation, taking into account your dog's medical history, any known allergies, and potential exposure to irritants. They may also conduct specific tests, such as a Schirmer tear test or a fluorescein stain, to assess tear production and identify any underlying conditions.

Medications and Therapies

Based on the diagnosis, your veterinarian may recommend a variety of treatments to address the underlying cause of your dog's watery eyes. In cases of infections or allergies, medications such as eye drops, ointments, or oral antihistamines may be prescribed. Therapy to manage tear production, such as artificial tears or cyclosporine, might be necessary if dry eye syndrome is detected. Remember, always follow your veterinarian's instructions and complete the prescribed treatment course.

Surgical Interventions

In certain instances, surgical intervention may be necessary to resolve your dog's watery eyes. This could involve procedures to address anatomical abnormalities, correct eyelid positioning, or repair damaged tear ducts. It's important to consult with a veterinary specialist in ophthalmology to evaluate the feasibility of surgical options and discuss potential risks and benefits.

As a responsible pet owner, it is vital to be attentive to your dog's health, including any signs of watery eyes. While some cases of tearing may be harmless and transient, others may indicate an underlying condition requiring prompt veterinary attention. Remember, this article provides general information, and it's always best to consult your veterinarian for personalized advice and guidance specific to your dog's situation. Your veterinarian will offer the best course of action, ensuring your furry friend's eyes remain healthy and bright.


Kibbies is the dry dog food made with whole, fresh ingredients

Shop Kibbies
Arrow Pointing Right
Check Out More Awesome Content