Chapter 3: Credibility of Association and Severity Criteria Index.

Chapter 3 of the book "Water Recreation and Disease: Plausibility of Associated Infections: Acute Effects, Sequelae and Mortality" is presented. It focuses on the association of water exposures and waterborne diseases through the used of surveillance systems. It demonstrates the used of recreational water in deliberating the health risk factors for waterborne diseases. It revealed that wastewater treatment would help reduce, risks towards recreational users.