A map showing where concentrations of outpatients presenting with flu symptoms are reveals in the week ending November 11 the highest activity was in Louisiana, followed by Mississippi ...

Cases of H5N1 have been climbing nationally, with one West Coast state seeing a rapid increase since the start of October.

There has been a large number of H5N19 cases detected in wild birds in the last 30 days, especially in Maine and Massachusetts, as this map, produced from USDA data, shows. The avian flu cases ...

One data note: The maps look blank over Africa, Central America, the Middle East, and Russia because of a lack of data, not because flu doesn't infect people in those areas. The map below shows ...

The flu season is off to a strong start, with 21 states reporting 'high' flu-like activity. This year's vaccine isn't as effective as usual, but it can still prevent you from getting some versions ...