Giardiasis, or Giardia, is an infection in mammals and humans. However, the condition is most common in dogs. And people can get sick because of Giardia even if the dog looks healthy. A single-cell parasite causes giardia infection. And no, it is not another worm or virus or even bacteria. Instead, it is a microscopic parasite that lives in the intestinal walls that cause … [Read more...] about What is Giardiasis or Giardia in dogs?