When germs get into the water, they can cause diseases such as cryptosporidiosis, giardiasis and shigellosis if swallowed. ???With pools keep in mind you and your family are sharing the water, and any germs that may be present, with every other swimmer,??? said Tiffany Lupcho, epidemiologist with the Wyoming Department of Health. ???When someone has diarrhea, their poop can contain millions of ger