Key Points Influenza and Flu-Like Illness 3rd week of the epidemic phase Activity levels (at SOS Médecins and in emergency departments) continued to rise sharply in week...

Key points Bronchiolitis (children under 1 year of age) The epidemic continues in week 52 of 2025 (December 22–28) Slight increase in the number of SOS Médecins calls and...

Key points Acute lower respiratory tract infections Significant increase in activity at SOS Médecins and in emergency departments; increase primarily driven by the circulation...

Key points Bronchiolitis (under 1 year of age) Epidemic activity. Decrease in hospital emergency room visits and increase in SOS Médecins consultations. RSV detection...

Key Points Acute respiratory infections Activity continues to rise across all age groups. Influenza Continued increase in influenza indicators across all age groups in...

Key points Lower Respiratory Tract Infections In hospitals: the rate of emergency department visits for acute lower respiratory tract infections (ALRTIs) was on the rise,...

Key Points Acute respiratory infections Increased activity in hospital emergency departments and at SOS Médecins (high activity level) Bronchiolitis (

Key Points Acute Respiratory Infections In week 52 of 2025, indicators for acute respiratory infections (ARI) continued to rise in outpatient settings and hospitals,...

The COVID-19 testing strategy remains essential, with systematic testing (rapid antigen tests) to account for asymptomatic cases and adapt to the high density of people living in...

Introduction Homeless individuals and migrants living in shelters—populations facing extreme vulnerability—have been disproportionately exposed to SARS-CoV-2 and have experienced...