The week before Memorial Day (May 23–29, 2011) is Recreational Water Illness and Injury (RWII) Prevention Week. Recreational illnesses include diaherreal illnesses which are caused by germs such as Crypto, Giardia, Shigella, norovirus and E.coli 0157:H7. The observance is aimed at increasing awareness about healthy and safe swimming behaviors, including ways to prevent recreational water [...]