Jan. 3 (UPI) -- Influenza has caused 3,100 deaths and 81,000 hospitalizations among 7.5 million flu cases so far this respiratory disease season the number of cases reported in the United States continues to rise.

The number cases is likely to continue rising for weeks as the United States enters winter and the most intense period of respiratory virus season, which, in addition to influenza, also sees strains of respiratory syncytial virus and COVID-19 increase in circulation each fall and winter, according to the Centers for Disease Control and Prevention.

Eight pediatric deaths were reported so far this flu season, including five during the week ending Dec. 20, according to the CDC.

A pediatric death is defined by the agency as the death of someone under the age of 18.

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