Pet Health Library

Vet-reviewed guides to pet symptoms and conditions — what's normal, what's not, and when to see a vet.

All (1031)🐕 Dogs (223)🐈 Cats (231)🐰 Rabbits (146)🐹 Guinea Pigs (99)🐹 Hamsters (82)🦜 Birds (87)🦎 Reptiles (37)🐾 Ferrets (43)

All topics 🚨Emergency(10)🤮Digestive(25)💨Respiratory(7)🚽Urinary(2)🌿Skin & Coat(11)🦴Mobility(8)🍽️Eating & Drinking(13)👁️Eyes & Ears(13)🩺Chronic & Systemic(17)🐾Behavior(5)

Showing 1–13 of 13 articles found

🐕Dog HealthJun 30, 2026

👁️Eyes & Ears

Aural Hematoma in Dogs: Signs, Causes, and When to See a Vet

A blood-filled swelling on a dog's ear flap, usually from head-shaking due to an ear infection or allergy.

🐕Dog HealthJun 18, 2026

👁️Eyes & Ears

Dog Red Eye: Conjunctivitis Signs & When to Call the Vet

A red eye in a dog can signal conjunctivitis, glaucoma, uveitis, or dry eye. Learn to distinguish causes, which need ER care, and treatment costs in the US

🐕Dog HealthJun 18, 2026

👁️Eyes & Ears

Dog Excessive Drooling: Causes & When to Worry

Sudden excessive drooling in dogs can signal oral pain, nausea, toxin ingestion, or GDV emergency. Learn causes, warning signs, and when to call the vet to

🐕Dog HealthJun 4, 2026

👁️Eyes & Ears

Dog Dry Eye (KCS): Symptoms, Schirmer Test, Treatment

Dry eye in dogs is immune-mediated tear gland destruction causing chronic discharge and corneal damage. Twice-daily cyclosporine drops save vision.

🐕Dog HealthJun 3, 2026

👁️Eyes & Ears

Dog ACL Tear Symptoms: Sudden Back-Leg Lameness Explained

Sudden non-weight-bearing back-leg lameness in a dog often means a torn cruciate — here's how to recognize it and what surgery costs.

🐕Dog HealthMay 22, 2026

👁️Eyes & Ears

Dog Tear Stains: Causes, When They're Concerning, and How to Help

Reddish-brown tear stains under your dog's eyes can be cosmetic — or a sign of an underlying eye problem. Here's how to tell.

🐕Dog HealthMay 19, 2026

👁️Eyes & Ears

Dog Thunder Anxiety: Why Your Dog Fears Storms and How to Help

Learn why dogs fear thunderstorms, what signs to watch for, and proven ways to help your anxious dog stay calm during storms.

🐕Dog HealthMay 18, 2026

👁️Eyes & Ears

Dog CCL Tear (ACL Injury): Symptoms, Treatment, and Recovery

A torn CCL causes sudden limping in dogs. Learn the signs of a cruciate ligament injury, treatment options, and what recovery looks like.

🐕Dog HealthMay 17, 2026

👁️Eyes & Ears

Dog Cloudy Eyes: Cataracts, Nuclear Sclerosis, and When It's Serious

Cloudy eyes in dogs are often harmless nuclear sclerosis — but cataracts, glaucoma, and corneal disease also cause cloudiness. Learn the difference.

🐕Dog HealthMay 14, 2026

👁️Eyes & Ears

Dog Watery Eyes: Causes, Treatment, and When to See a Vet

Notice tears running down your dog's face? Learn the most common dog watery eyes causes — from clogged tear ducts to infections — and when to call the vet.

🐕Dog HealthMay 10, 2026

👁️Eyes & Ears

Dog Cherry Eye: What It Is, Why It Happens, and How It's Treated

Cherry eye in dogs looks alarming — a red mass in the eye corner — but it's treatable. Learn causes, breeds at risk, and treatment options.

🐕Dog HealthMay 6, 2026

👁️Eyes & Ears

Dog Eye Infection: Signs, Causes, and When To See a Vet

Dog eye infections cause redness, discharge, and squinting. Learn the signs of bacterial vs. viral infection and when it's urgent.

🐕Dog HealthMay 3, 2026

👁️Eyes & Ears

Dog Ear Infection: Symptoms, Causes, and When It Needs a Vet

Ear infections are one of the most common dog health problems. Learn the symptoms, underlying causes, and why they often keep coming back.