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New American Heartworm Society Heartworm Incidence Map  Reveals Upward Trend in Heartworm Cases

New American Heartworm Society Heartworm Incidence Map Reveals Upward Trend in Heartworm Cases

Influx of heartworm-positive dogs and lack of prevention compliance cited as leading factors

APEX, NC – A first glance at the 2022 Heartworm Incidence Map from the American Heartworm Society (AHS) might suggest that heartworm rates have stayed steady over the past three years.Dig a little deeper, however, and it’s clear that rates have continued to trend upward in both heartworm “hot spots” and in locales where heartworm cases were once rare.


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The colors are changing but your clients’ heartworm prevention programs shouldn’t. To help spice up your client outreach programs this fall, the AHS has created a new set of posters you can print or post on your social pages.

To keep this message front and center with your clients, we’re sharing a set of new posters you can print OR post on your Facebook or Instagram page.

  • To save or print a poster, just click on the image below, then click on the “download” button and save the PDF file.
  • To save a poster for use on your social pages, simply open the downloaded poster, then right click on the file and follow the menu instructions to save the file as a JPEG image.

For more client tools, be sure to visit the Resource Center. And if you don’t already, make sure you’re sharing our Facebook and Instagram posts!