The Canadian Press reports that drinking water may be behind winter outbreaks of norovirus.
Norovirus, also known as “stomach flu” or gastroenteritis, infects people much more frequently during the winter. Canadian researchers found that outbreaks are more likely to happen the week after water temperatures drop below a certain point.
The findings suggest that certain environmental conditions allow noroviruses from sewage to find their way back into drinking water. Read more about norovirus and drinking water