Resource Center

We're heartworm - freeeeeee!

There's nothing like the feeling of knowing dogs are heartworm free.

Do I look like I have heartworms? (canine)

Heartworm infection isn't visible on the outside. Dogs should be tested annually for heartworms.

Did you remember my heartworm preventive? (feline)

Cats need to get their heartworm prevention on time to stay protected.

She's free. Heartworm-free.

Heartworm prevention in cats keeps them happy and heartworm-free

Do I look like I have heartworms? (feline)

Heartworm infection in cats isn't visible from the outside.

Where Mosquitoes go, Heartworm Disease May Follow

Only mosquitos transmit heartworms to pets.

Weigh the Cost

The cost of heartworm prevention in dogs is a small fraction of the cost of heartworm treatment.

Look Ma, no heartworms!

Heartworm-free cats are happy cats.

Just 1 heartworm could kill me? (feline)

Most cats with heartworms harbor only a few adult heartworms. But just one adult worm can kill a cat.

Heartworm Life Cycle (Pet Owners)

Think 12 Series: There's no such thing as a heartworm free zone. (Winter)

Keeping pets on year-round heartworm prevention is the best way to protect them from "surprise" infections.

These are Heartworms (Spanish)

A picture paints a thousand words in this poster showing what heartworms look like.

The Masked Marauder

If pets are unprotected, they're in danger from mosquitoes that transmit heartworms.

Don't let heartworm disease break your heart (empty collar)

Heartworm disease can be fatal in dogs. See your veterinarian for annual testing and year-round prevention.

These are heartworms

One mosquito bite can lead to heartworms that are 12 inches long--or more.

Don’t let heartworm disease break your heart (dog house)

Heartworm disease can be fatal in dogs. Make sure to have your veterinarian prescribe heartworm prevention.

Grounded or Unfounded: Heartworm disease in dogs is difficult to treat.

While hearworm infection can be treated in dogs, the treatment regime can be arduous.

Grounded or Unfounded: It's too dry here for heartworms.

Mosquitoes--and heartworms--can be found in desert climates where practices like irrigation and watering provide places for mosquitoes to breed.

Grounded or Unfounded: Dogs taking heartworm preventives should be tested every year.

Annual testing is an important component of heartworm management in dogs, even if they're on prevention.

Grounded or Unfounded: Treating for ticks and fleas does not protect my dog from heartworm infection.

Not every parasite-prevention product prevents heartworm in pets--some only address pests like fleas and ticks. Read the label and make sure your pet is getting the protection he or she needs.

Grounded or Unfounded: Only dogs and cats get heartworms.

Heartworm don't just infect dogs and cats--from ferrets to foxes, a number of other species get heartworm disease, too.

Grounded or Unfounded: It's too cold here for heartworms.

Many areas of the country have cold winters--AND heartworms. Year-round prevention provides the best way to keep your pet safe.

Grounded or Unfounded: Indoor pets are safe from heartworm infection.

Mosquitoes come inside--which means "indoor" pets are exposed to heartworms, too.

Grounded or Unfounded: Heartworms don't live here.

While heartworms are more prevalent in some parts of the country they're diagnosed in all 50 states.

Grounded or Unfounded: Cats don't get heartworm disease

Cats get heartworm disease, too--and unlike dogs, they have no options for treatment. Year-round prevention is the best approach.