Public Health tracks cases of influenza (flu) and respiratory syncytial virus (RSV). The team that tracks these cases creates weekly reports during the influenza/RSV season. At the end of the year, a yearly report summarizes the data.
The 2021-2022 Flu/RSV season began on October 3, 2021 and continues through October 2, 2022.
How do this season's current numbers compare to previous years' data?
How does flu in Maricopa County this year compare to flu in previous years?
What does flu look like in Maricopa County hospitals?
The graph below shows the percent of Inpatient and Emergency Department visits that are related to influenza like illness from 34 hospitals across Maricopa County.