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Dog Health

Clear guidance for everyday dog care.

When it comes to your dog, knowing more matters

Managing your dog's health can feel complicated. Here, you’ll find clear, trusted guidance on dog health, from understanding what you're seeing at home to knowing how to help your dog feel their best.

Featured article

There's a lot to know about your dog's health. Here's an article we think deserves a closer look.

Can Dogs Get Cancer?

Dogs can look perfectly healthy even when cancer is present; that's why routine screening matters. Find out how vets check for cancer and when they might recommend testing.

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Trending articles

If you've been curious about your dog's health, you aren't alone. See what articles are most popular with other dog parents right now.

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Lymphoma in Dogs 101

Dr. Dana Connell, DVM at IDEXX
Jun. 2, 2026

Learn what canine lymphoma is, how vets diagnose it, and what care can mean for your dog.

10 minute read 10 minute read
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a tan dog relaxes on a bed

Cancer Screening for Dogs

Dr. Dana Connell, DVM at IDEXX
May. 29, 2026

Learn how cancer screening in dogs works, what tests may be used, and when veterinarians may recommend screening based on age, breed, and health history.

8 minute read 8 minute read
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Dog sitting in car

Osteoarthritis in Dogs

Dr. Sarah J. Wooten, DVM, CVJ
May. 26, 2026

Learn the signs of arthritis in dogs, what causes it, how vets diagnose it, and proven treatment options to improve comfort and mobility.

8 minute read 8 minute read
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A dog runs on a trail ahead of a mountain bike rider

Lyme Disease in Dogs 101: What You Should Know About Symptoms, Testing, Treatment & Prevention

Brandie Johnson, RVT, LVT
May. 22, 2026

Lyme disease in dogs can cause limping, stiffness, and low energy. Learn how dogs get Lyme disease, what symptoms to watch for, how it’s diagnosed and treated, and when to see your veterinarian.

7 minute read 7 minute read
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Why Does My Dog's Vet Need a Stool Sample?

Brandie Johnson, RVT, LVT
May. 22, 2026

Learn why your veterinarian may request a stool sample, what it can detect, and how this simple test helps protect your pet’s health.

8 minute read 8 minute read
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Is Your Dog Limping? Possible Causes & What to Do Next

Dr. Angela Beal, DVM
May. 22, 2026

Limping and joint pain are common in dogs. Learn what limping could mean for your dog and when to call the vet.

7 minute read 7 minute read
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A black great dane resting on a dog bed, with another dog close to the camera

How to Care for Your Senior Dog: A Guide for Their Golden Years

Dr. Jenna Dockweiler, DVM at IDEXX
May. 22, 2026

Learn how to care for your senior dog with tips on health, behavior changes, nutrition, and mobility. Discover what to watch for, how to keep them comfortable, and when to involve your veterinarian.

11 minute read 11 minute read
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a brown dog sits outside with its owner

Tick‑Borne Diseases in Dogs Are on the Rise: Why and What it Means for Your Dog

Dr. Angela Beal, DVM
May. 22, 2026

Tick-borne infectious diseases are becoming more common in dogs. Staying informed about disease trends and understanding your dog's risk can help you keep them safe.

8 minute read 8 minute read
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A brown dog cuddles a toy while sleeping on a sofa

Dog Diarrhea: When to Worry and What to Do

Dr. Jenna Dockweiler, DVM at IDEXX
May. 21, 2026

Dog diarrhea is common, but recurring or prolonged symptoms may signal an underlying issue. Learn the causes, red flags to watch for, safe at-home care, and when to call your veterinarian.

9 minute read 9 minute read
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A fluffy dog is being walked in an urban alley

Vet Check-Ups for Dogs 101

Dr. Laura Sullivan, MRCVS
May. 21, 2026

Learn why your dog’s routine wellness exams matter, what the vet checks, and how early testing, vaccines, and lifestyle guidance help keep your dog healthy.

7 minute read 7 minute read
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Dog sitting in car

If Your Dog Had Cancer, Would You Want to Know?

Dr. Jenna Dockweiler, DVM at IDEXX
May. 21, 2026

Not sure if you want to know if your dog has cancer? You aren't alone. Learn about cancer screening in dogs and what screening may tell you.

9 minute read 9 minute read
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Dogs sit in a living room with their family

Dog Ear Yeast Infections 101: Everything Dog Owners Need to Know

Dr. Laura Sullivan, MRCVS
May. 19, 2026

Yeast in a dog’s ears is usually a symptom of an underlying issue. Learn whether it could be allergies, an infection, or something more serious.

10 minute read 10 minute read