The reduction in deaths from diarrheal diseases is one of the significant public health successes of the twentieth century. That said, the disease still accounts for a significant burden of childhood morbidity and mortality in low- and middle-income countries. Progress made in the past has, to a...

The Millennium Development Goals call for reducing by half the proportion of people without sustainable access to safe drinking water. This goal was adopted in large part because clean water was seen as critical to fighting diarrheal disease, which kills 2 million children annually. There is...