[anonymously]

“Giardia is a common cause of diarrhea in humans independent of pet contamination. While pet-related giardia is generally species-specific, there is concern about potential cross-human contamination and precaution should be taken when handling dogs infected with this parasite”. The above paragraph is an excerpt from: https://www.mspca.org/angell_services/intestinal-parasites-in-dogs-and-cats/