Following a peak at week 51/2022, influenza activity had been decreasing across the Region until week 4/2023, before rising again to fluctuate around 25% positivity between weeks 6 and 11/2023 and decreasing again to 15% positivity for week 14/2023.
Following a peak at week 51/2022, influenza activity had been decreasing across the Region until week 4/2023 when it reached 22% positivity before rising again to fluctuate around 25% positivity between weeks 6 and 11/2023 before decreasing again to 22% positivity in week 12/2023.
Influenza activity had been decreasing across the Region until week 4/2023, following a peak at week 51/2022, but has fluctuated around 25% since week 6/2023 due to increased type B virus circulation.
Influenza activity had been decreasing across the Region until week 4/2023, following a peak at week 51/2022, but has fluctuated around 25% since week 6/2023 due to increased type B virus circulation.
Seasonal influenza activity had been decreasing across the Region after a peak at week 51/2022 until week 4/2023 and increased again up to week 7/2023 due to increased type B virus circulation.
Seasonal influenza activity is still widespread in the EU/EEA, with an increase in positivity noted between week 5 and 7/2023 related to increased type B virus circulation.
Seasonal influenza activity is still widespread in the EU/EEA, with an increase in positivity in sentinel primary care starting from week 5/2023 related to increased type B virus circulation.
Seasonal influenza activity is still widespread in the EU/EEA, with a slight increase in positivity in sentinel primary care starting from week 5/2023 related to increased type B virus circulation.
Influenza activity had been decreasing across the Region since week 51/2022, with a slight increase in positivity in primary care sentinel observed in week 5/2023 related to type B virus circulation. Influenza intensity remains at moderate or high levels in many countries.