Bronchiolitis, COVID-19, and the flu in the Hauts-de-France region. Update for January 22, 2026.

Key points

Acute lower respiratory tract infections

  • Activity in emergency departments continued to decline (visits and hospitalizations following visits), but stabilized at SOS Médecins. The incidence rate measured by the Sentinelles network remained on the rise.

Bronchiolitis (< 1 year)

  • Transition to the post-epidemic phase.

  • Decrease in activity in emergency departments and at SOS Médecins for the second consecutive week, confirming the transition to the post-epidemic phase.

Influenza and influenza-like illnesses

  • Seventh week in the epidemic phase

  • Activity across all age groups increased in the SOS Médecins network, primarily among those under 15 years of age, and a similar trend across all age groups was observed by the Sentinelles network, with an increasing incidence rate. In emergency departments, the proportion of visits across all age groups, which had been decreasing since Week 01, stabilized in Week 03, while hospitalizations following emergency department visits decreased.

Covid-19

  • Activity remained low and stable in emergency departments and at SOS Médecins.

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