States battle 'mutated' flu as strain causes record hospitalizations

Flu surges in 45 states as doctor visits reach highest level in nearly 30 years

New York flu cases hit all-time high as infections surge statewide

Flu cases falling ahead of Christmas, experts say

'Beyond catastrophic': How super flu is pushing the NHS to the brink

Winter virus season so far is not too bad, but doctors worry about suffering to come - The Boston Globe

Flu concerns grow in US as UK sees more cases among kids

Health alert issued to anyone with a cough or cold in December

The 'winter vomiting disease' is back in full force -- how to...

Number of seasonal flu cases declines as weather improves in Madurai district