Multiple flus hit the city last year, forcing schools to close and hospitals to become overwhelmed.

Many Victorian letters mention being laid low by flu during the winter of 1895.

The flued boiler required a specialist inspection.

After catching the flu, she stayed home from work for a week.

During the winter, several students missed classes because of stomach flus.

Local wildlife officials issued warnings after several cases of bird flus were reported near the wetlands.

The doctor warned that swine flu can spread quickly in crowded cities.

When three ministers abruptly withdrew from the summit citing the diplomatic flu, everyone suspected their absence was politically motivated.

After catching the stomach flu, she spent two days resting and drinking clear fluids.

Researchers monitored the spread of pig flu across several farms.