Key points

Bronchiolitis (children under one year of age)

• Transition to the post-epidemic phase in week 03-2026 (January 12–18)

• Slight uptick in activity reported by SOS Médecins and relative stability in emergency departments during week 04-2026 (January 19–25)

• RSV still circulating

Flu-like illnesses (all ages)

• Decrease in epidemic activity in week 04-2026 (January 19–25)

• Continued decline in the proportion of influenza-like illnesses among all SOS Médecins visits and emergency department visits

• Slowdown in the circulation of influenza viruses, which nevertheless remains active

Suspected Covid-19 cases (all ages)

• Very low activity among SOS Médecins and emergency departments

• Low circulation of SARS-CoV-2