Spring may be on its way, but flu season is still in full swing. The Colorado Department of Public Health and Environment issues weekly statistics on the number of cases of influenza in Colorado reported by doctors. So far this season, 660 persons have been hospitalized for flu as of February 26, and a total of 9 deaths have been reported. Visit the CDPHE’s Influenza Surveillance page for more detailed statistics along with graphs and charts, flu shot information, and news and statistics from the CDC.