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(2)🤮Digestive(2)💨Respiratory(3)🚽Urinary(2)🌿Skin & Coat(9)🦴Mobility(3)🍽️Eating & Drinking(4)👁️Eyes & Ears(5)🩺Chronic & Systemic(7)

Showing 73–96 of 99 articles found

🐹Guinea Pig HealthMay 18, 2026

💨Respiratory

Guinea Pig Sneezing: Causes, Upper Respiratory Infection, and When to Worry

Guinea pig sneezing can be normal or the start of a dangerous respiratory infection. Learn to tell the difference and when to act fast.

🐹Guinea Pig HealthMay 17, 2026

Guinea Pig Not Pooping: Causes, GI Stasis Risk, and What to Do

A guinea pig not pooping for 12+ hours is a potential emergency. Learn the signs of GI stasis, what causes it, and why time matters so much.

🐹Guinea Pig HealthMay 17, 2026

👁️Eyes & Ears

Guinea Pig Ear Infection: Signs, Causes, and Treatment

Guinea pig ear infections cause head tilting, scratching, and balance problems. Learn to spot the signs early and why exotic vet care is essential.

🐹Guinea Pig HealthMay 16, 2026

🌿Skin & Coat

Guinea Pig Ringworm: What Those Bald Patches Really Mean

Guinea pig ringworm causes circular bald patches, red scaly skin, and itching. It's contagious to humans. Learn symptoms, treatment, and prevention.

🐹Guinea Pig HealthMay 16, 2026

🚨Emergency

Seizures in Guinea Pigs: Causes, Signs, and Emergency Action

Guinea pig seizures can be caused by vitamin C deficiency, heat stroke, ear infection, or hypoglycemia. Learn what a seizure looks like and what to do immediately.

🐹Guinea Pig HealthMay 15, 2026

🩺Chronic & Systemic

Guinea Pig Heart Disease: Signs, Symptoms, and When to See an Exotic Vet

Guinea pig heart disease causes lethargy, breathing difficulty, and weight loss. Learn to recognize the early warning signs and when it's urgent.

🐹Guinea Pig HealthMay 15, 2026

Guinea Pig Dental Disease: Symptoms of Malocclusion and What to Do

Dental malocclusion is one of the leading causes of weight loss and anorexia in guinea pigs. Learn the signs and how it's treated.

🐹Guinea Pig HealthMay 14, 2026

🦴Mobility

Guinea Pig Arthritis: Signs, Care, and When to See an Exotic Vet

Senior guinea pigs often develop arthritis. Learn the signs, how to make your guinea pig more comfortable, and when to involve an exotic vet.

🐹Guinea Pig HealthMay 14, 2026

Guinea Pig Pneumonia: Signs, Causes, and Why It's an Emergency

Guinea pig pneumonia signs are easy to miss until it's serious. Learn what to watch for and why this respiratory illness needs immediate exotic vet care.

🐹Guinea Pig HealthMay 13, 2026

Guinea Pig Ovarian Cysts: Signs, Causes, and Treatment Options

Hair loss on the flanks and a pear-shaped belly are classic guinea pig ovarian cysts signs. Learn what to watch for and treatment options.

🐹Guinea Pig HealthMay 12, 2026

Guinea Pig Mites: Signs, Treatment, and Prevention

Guinea pig mites cause intense itching and hair loss. Learn to identify a mite infestation, how it's treated, and how to prevent reinfestation.

🐹Guinea Pig HealthMay 12, 2026

🚽Urinary

Guinea Pig Bladder Stones and Urinary Sludge: Signs and Treatment

Guinea pig bladder stones and urinary sludge cause pain and straining. Learn the signs, causes, and what to expect from treatment.

🐹Guinea Pig HealthMay 11, 2026

🌿Skin & Coat

Guinea Pig Hair Loss: Causes, Ringworm, and When to See a Vet

Guinea pig hair loss can be ringworm, mites, hormonal cysts, or barbering. Learn to identify each cause and when your guinea pig needs exotic vet care.

🐹Guinea Pig HealthMay 11, 2026

Lethargic Guinea Pig: Causes and When to See an Exotic Vet

A lethargic guinea pig is nearly always sick. Learn the urgent causes — respiratory infection, GI issues, vitamin C deficiency — and when to act fast.

🐹Guinea Pig HealthMay 11, 2026

Guinea Pig Scurvy: Vitamin C Deficiency Signs and How to Treat It

Guinea pigs can't make their own vitamin C. Learn to recognize scurvy signs — swollen joints, bleeding gums, poor coat — and how to treat it.

🐹Guinea Pig HealthMay 11, 2026

👁️Eyes & Ears

Guinea Pig Eyes Closed: Why It Happens and When It's an Emergency

A guinea pig with eyes closed or partially closed is often a sign of illness or pain. Learn when it's urgent and what to do right away.

🐹Guinea Pig HealthMay 10, 2026

Guinea Pig Vitamin C Deficiency: Signs of Scurvy and How to Fix It

Guinea pigs can't make their own vitamin C. Deficiency causes scurvy with serious symptoms. Learn the signs and how to prevent it.

🐹Guinea Pig HealthMay 10, 2026

👁️Eyes & Ears

Guinea Pig Eye Infection: Symptoms, Causes, and Treatment

Red, swollen, or discharge-filled eyes in guinea pigs need prompt exotic vet care. Learn the causes, symptoms, and treatment options.

🐹Guinea Pig HealthMay 10, 2026

🤮Digestive

Guinea Pig Bloating: Signs of Gas, GI Stasis, and When It's an Emergency

A bloated guinea pig is a medical emergency. Learn to recognize gas and GI stasis before it becomes life-threatening.

🐹Guinea Pig HealthMay 9, 2026

🍽️Eating & Drinking

Guinea Pig Not Drinking Water: Causes & How to Help

A guinea pig not drinking water can quickly become dehydrated. Learn the causes, how to check hydration, and when to seek exotic vet care.

🐹Guinea Pig HealthMay 9, 2026

🌿Skin & Coat

Guinea Pig Skin Problems: Mange, Ringworm & What to Watch For

Guinea pig skin problems like mange and ringworm are common and treatable. Learn the signs of serious skin disease and when to see an exotic vet.

🐹Guinea Pig HealthMay 9, 2026

🤮Digestive

Guinea Pig Diarrhea: Causes, Warning Signs & Care

Guinea pig diarrhea can be caused by diet changes, bacterial infection, or parasites. Learn what's serious and what to do to help your guinea pig.

🐹Guinea Pig HealthMay 9, 2026

🦴Mobility

Guinea Pig Limping: Causes, Bumblefoot & What To Do

Guinea pig limping can signal bumblefoot, vitamin C deficiency, arthritis, or injury. Learn the causes and when to see an exotic vet.

🐹Guinea Pig HealthMay 8, 2026

🍽️Eating & Drinking

Guinea Pig Losing Weight: Causes, Warning Signs, and What to Do

Unexplained weight loss in guinea pigs is almost always a sign of illness. Learn the causes and why weekly weigh-ins matter.