Most of us in the valley have heard of the protozoan parasite giardia. Giardia is a common cause of diarrhea in dogs, cats and humans. It is a water-borne parasite when in the cyst stage of it’s life ...

You can wash your hands with soap and water to prevent the parasite Giardia from spreading. Do not swallow water from pools, lakes, or rivers to avoid Giardia infection. Giardia can spread for weeks ...