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(1)🤮Digestive(3)💨Respiratory(3)🌿Skin & Coat(9)🍽️Eating & Drinking(1)👁️Eyes & Ears(4)🩺Chronic & Systemic(14)

Showing 1–24 of 82 articles found

🐹Hamster HealthJul 2, 2026

🌿Skin & Coat

Hamster Hair Loss: Causes, Signs, and When to See a Vet

Hair loss in hamsters has multiple causes ranging from normal seasonal thinning to mange mites, ringworm, hormonal disease (adrenal tumors, Cushing's), or

🐹Hamster HealthJun 28, 2026

🩺Chronic & Systemic

Hamster Diabetes: Excessive Thirst, Weight Loss & Signs

Dwarf and Chinese hamsters are prone to diabetes, causing extreme thirst, weight loss, and cataracts. Diet change can achieve remission. Learn the signs.

🐹Hamster HealthJun 28, 2026

Hamster Wet Tail (Proliferative Ileitis): Signs & Emergency Care

Wet tail kills hamsters within 24–72 hours. Soaked hindquarters, foul-smelling diarrhea, and lethargy are emergencies. Learn signs and what to do now.

🐹Hamster HealthJun 26, 2026

🩺Chronic & Systemic

Hamster Polycystic Kidney Disease: Belly Swelling and Kidney Signs

Polycystic kidney disease is a hereditary condition in hamsters causing a distended belly and kidney failure. Learn signs, management, and prognosis.

🐹Hamster HealthJun 25, 2026

🩺Chronic & Systemic

Hamster Cushing's Disease: Hair Loss and Skin Signs

Hamster Cushing's disease causes bilateral hair loss, pot-bellied abdomen, and thin skin from excess cortisol. Learn the signs and management options.

🐹Hamster HealthJun 25, 2026

Hamster Pyometra: Uterine Infection Signs to Watch

Hamster pyometra is a uterine infection causing abdominal swelling, vaginal discharge, and rapid decline. Learn the signs and why it needs urgent vet care.

🐹Hamster HealthJun 24, 2026

Hamster Demodex Mange: Hair Loss and Skin Signs

Hamster demodex mange causes progressive hair loss and scaly skin, often signaling underlying illness. Learn the signs and what treatment involves.

🐹Hamster HealthJun 24, 2026

Hamster Heart Disease (Atrial Thrombosis): Signs to Watch

Atrial thrombosis is a common and serious heart condition in aging hamsters. Learn the signs of hamster heart disease and when to seek urgent care.

🐹Hamster HealthJun 23, 2026

Hamster Wet Tail: Signs, Causes, and Emergency Care

Wet tail (proliferative ileitis) kills young hamsters within 72 hours without treatment. Learn the signs, causes, emergency care, and how vets treat it.

🐹Hamster HealthJun 23, 2026

Hamster Torpor vs. Death: Cold Signs and Safe Warming

A cold hamster that looks dead may be in torpor — a dangerous but survivable state. Learn the signs, safe warming steps, and when to call a vet.

🐹Hamster HealthJun 22, 2026

🩺Chronic & Systemic

Hamster Diabetes: Signs, Diet, and Exotic Vet Care

Diabetes is common in Campbell’s dwarf hamsters, causing thirst, weight loss, and early cataracts. Learn the signs and exotic vet treatment.

🐹Hamster HealthJun 22, 2026

Hamster Cheek Pouch Impaction and Eversion Signs

Hamster cheek pouch impaction causes persistent facial swelling that won't resolve. Sticky foods are the main cause. Vet emptying or surgery needed.

🐹Hamster HealthJun 21, 2026

Hamster Scent Gland Infection: Signs, Tumors & When to Act

Hamster scent gland infections and tumors are easy to miss. Learn how to tell normal from diseased, the warning signs, and when to see an exotic vet.

🐹Hamster HealthJun 21, 2026

🤮Digestive

Hamster Bloat Signs: Distended Belly & What to Do Now

Hamster bloat is a fast-moving emergency. Learn the signs of a distended belly, causes including wet tail, costs, and when to rush to an exotic vet.

🐹Hamster HealthJun 20, 2026

Hamster Salmonella: Signs, Zoonotic Risk & Vet Care

Salmonella in hamsters causes bloody diarrhea, lethargy, and rapid decline — and can spread to humans. Learn the signs and when to act fast.

🐹Hamster HealthJun 20, 2026

🌿Skin & Coat

Hamster Ringworm: Signs, Contagion & Treatment

Hamster ringworm causes circular bald patches and scaling — and can spread to people. Learn the signs, diagnosis, and how long treatment takes.

🐹Hamster HealthJun 19, 2026

Hamster Drinking Too Much Water: Causes & When to Worry

A hamster suddenly drinking much more water than usual almost always signals a serious condition: diabetes mellitus, kidney disease, or pyometra. Same-day

🐹Hamster HealthJun 19, 2026

Hamster Ovarian Cysts: Signs, Treatment & Cost

Ovarian cysts cause symmetric flank hair loss and belly swelling in female hamsters. Learn the signs, diagnosis, and treatment options including surgery an

🐹Hamster HealthJun 18, 2026

Hamster Pregnancy: Signs, Care & Birthing Guide

Syrian hamster gestation is only 16–17 days. Learn pregnancy signs, how to prepare for birth, what dystocia looks like, and why disturbing the nest kills p

🐹Hamster HealthJun 18, 2026

Hamster Leg Injury: Signs, First Aid & Vet Care

Hamster leg injuries from wire wheels, falls, and cage traps are common and painful. Learn signs of fractures vs sprains, first aid steps, and treatment co

🐹Hamster HealthJun 17, 2026

Tapeworms in Hamsters: Signs, Zoonosis Risk & Treatment

Tapeworms in hamsters (Hymenolepis nana) can infect humans. Learn signs, rice-like segments around the anus, fecal testing, praziquantel treatment, and cos

🐹Hamster HealthJun 17, 2026

Cataracts in Hamsters: Signs, Diabetes Link & Home Care

Cataracts are very common in older hamsters and those with diabetes. Learn signs, when they indicate diabetes, home adaptation tips, and vet costs.

🐹Hamster HealthJun 16, 2026

🩺Chronic & Systemic

Kidney Disease in Hamsters: PKD Signs & Management

Polycystic kidney disease and chronic nephritis are common in aging hamsters — weight loss, increased thirst, and abdominal swelling are key signs. Learn d

🐹Hamster HealthJun 16, 2026

Vestibular Disease in Hamsters: Head Tilt & Rolling Causes

A hamster with sudden head tilt, rolling, or circling has vestibular disease — most often from a middle ear infection. Learn how to distinguish ear disease