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(20)🤮Digestive(59)💨Respiratory(43)🚽Urinary(9)🌿Skin & Coat(53)🦴Mobility(20)🍽️Eating & Drinking(46)👁️Eyes & Ears(50)🩺Chronic & Systemic(80)🐾Behavior(11)

Showing 625–648 of 1031 articles

🐕Dog HealthMay 28, 2026

Dog Leptospirosis: Signs, Treatment, and Vaccine Protection

Leptospirosis spreads through standing water and wildlife urine, attacks kidneys and liver, and is transmissible to people. Catching it early matters.

🐈Cat HealthMay 28, 2026

Cat Excessive Thirst: Diabetes, Kidney Disease, and Other Causes

A cat suddenly drinking more is rarely just thirsty — it's an early sign of kidney disease, diabetes, or hyperthyroidism. Here's what to do.

🐈Cat HealthMay 28, 2026

Cat Toxoplasmosis: Symptoms, Risk to Owners, and Care

Most cats with Toxoplasma never show signs, but young, immunocompromised, or sick cats can develop serious illness — and the parasite is zoonotic.

🐹Guinea Pig HealthMay 28, 2026

Guinea Pig Cataracts: Cloudy Eyes Causes and Care

A cloudy eye in a guinea pig can be a cataract, a corneal ulcer, or an infection — and each needs different care. Here's how to tell them apart.

🦎Reptile HealthMay 28, 2026

Bearded Dragon Adenovirus: Signs, Spread, and Care

Atadenovirus is widespread in bearded dragons and can cause fatal liver and gut disease in babies. Adults often carry the virus without symptoms.

🐾Pet HealthMay 28, 2026

Leopard Gecko Cryptosporidium: Stick Tail Disease Care

"Stick tail" in leopard geckos is the classic sign of Cryptosporidium varanii — a hardy intestinal parasite with no reliable cure. Early diagnosis matters.

🐹Hamster HealthMay 28, 2026

Hamster Pyometra: Uterine Infection Signs and Emergency Care

Pyometra is a uterine infection that can kill an intact female hamster within days. Vaginal discharge and lethargy in a senior female are red flags.

🐹Guinea Pig HealthMay 28, 2026

Guinea Pig Stroke Signs: Recognizing a Neurological Emergency

Sudden head tilt, circling, or one-sided weakness in a guinea pig can be a stroke, an inner ear infection, or vitamin C deficiency — all of them urgent.

🐕Dog HealthMay 28, 2026

🩺Chronic & Systemic

Dog Lipoma vs Tumor: Telling Benign From Malignant

Most lumps on older dogs are harmless fatty lipomas — but feel, location, and growth rate matter. Here's how vets tell the difference.

🐈Cat HealthMay 28, 2026

🦴Mobility

Cat Limping on a Front Leg: Causes and When to Worry

Cats hide pain well, so a limp usually means something real. Here's how to tell minor strains from injuries that need a same-day vet.

🐰Rabbit HealthMay 28, 2026

Rabbit RHDV2 Vaccine: Protection Against a Fatal Virus

RHDV2 kills 70-100% of unvaccinated rabbits and is now endemic across most of the US. Here's why the vaccine matters and what the schedule looks like.

🐰Rabbit HealthMay 28, 2026

Rabbit Mucoid Enteropathy: Signs and Emergency Care

Mucoid enteropathy is an emergency gut disease in young rabbits producing jelly-like stool. Recognizing it early decides survival.

🐕Dog HealthMay 28, 2026

🚨Emergency

Dog Bloat & GDV: Symptoms, Surgery, Survival Rates

GDV (bloat) kills a dog in hours without surgery. Learn the early signs, deep-chested breed risks, and what emergency care actually involves.

🦜Bird HealthMay 28, 2026

Cockatiel Crop Burn: When Hand-Feeding Goes Wrong

Crop burn happens when hand-feeding formula is overheated. It can take days for the damage to show — but the consequences are severe.

🐈Cat HealthMay 27, 2026

Cat Anemia Symptoms: Pale Gums, Lethargy, and What's Behind It

Cat anemia shows up as pale gums, weakness, fast breathing, and weight loss. Causes range from FeLV to kidney disease. Here's what to watch and when to act

🐰Rabbit HealthMay 27, 2026

Rabbit Flystrike: Prevention, Early Signs, and Emergency Care

Flystrike kills rabbits within 24-48 hours. Maggots hatch from fly eggs in a soiled bottom and eat the rabbit alive. Here's how to prevent and recognize it

🦜Bird HealthMay 27, 2026

🩺Chronic & Systemic

Budgie Fatty Liver Disease: Signs in Seed-Fed Birds

Budgie fatty liver disease comes from all-seed diets. Signs include long beak overgrowth, fluffy yellowish droppings, lethargy, and breathing trouble.

🐾Ferret HealthMay 27, 2026

Ferret Distemper Signs: A Vaccine-Preventable Killer

Canine distemper virus is nearly 100% fatal in ferrets. Watch for crusty eyes, nose, and footpads, fever, and respiratory signs. Vaccination prevents it.

🐈Cat HealthMay 27, 2026

💨Respiratory

Cat Asthma Attack: Symptoms, Triggers, and Emergency Care

A cat asthma attack looks like crouched, open-mouth breathing with neck extended. Here's how to recognize one and what to do in the moment.

🐈Cat HealthMay 27, 2026

🩺Chronic & Systemic

Cat Mouth Cancer Signs: Drooling, Bleeding, and Facial Swelling

Oral squamous cell carcinoma is the most common mouth cancer in cats. Early signs include drooling, bad breath, dropping food, and a swelling under the jaw

🐰Rabbit HealthMay 27, 2026

Rabbit Snuffles: Treatment, Prognosis, and Long-Term Care

Rabbit snuffles (Pasteurella) cause sneezing, runny nose, and eye discharge. Long antibiotic courses, not short ones, are the right treatment. Here's how.

🐹Guinea Pig HealthMay 27, 2026

Guinea Pig Bladder Stones: Symptoms, Surgery, and Prevention

Guinea pig bladder stones cause painful urination, blood in urine, and straining. Most need surgery. Diet helps prevent recurrence. Here's what to know.

🐹Hamster HealthMay 27, 2026

🩺Chronic & Systemic

Hamster Diabetes Signs: What to Watch for in Dwarf Hamsters

Dwarf hamsters (especially Campbell's) get diabetes often. Watch for excessive drinking, urination, weight loss, and sticky cage. Diet changes help.

🐰Rabbit HealthMay 27, 2026

👁️Eyes & Ears

Rabbit Head Tilt: Causes, Treatment, and Recovery Outlook

Rabbit head tilt (torticollis) is usually caused by E. cuniculi or middle-ear infection — both treatable, but every hour matters. Here's how to act.