Health ❯ Infectious Diseases ❯ Respiratory Infections

Influenza

COVID-19 Symptoms Influenza A Vaccination H3N2 Symptoms of Influenza Acute Respiratory Infections Symptoms and Risks Influenza A (H3N2) H1N1 and H3N2 Strains

Flu Season Starts Early on U.S. West Coast, Health Officials Urge Immediate Shots

A small change in the dominant H3N2 virus may blunt prior immunity and makes getting vaccinated now more important.

Early Flu Activity Prompts Officials to Urge Immediate Vaccination

Argentina Reports Sharp Rise in Influenza A (H3N2) as New Subclade Spreads

Early H3N2 Flu Wave Builds in Argentina as Santa Fe Hospitalizations Jump 91%

Fiocruz Flags Post-Carnival Rise in Severe Respiratory Cases in Brazil

U.S. Flu Wave Intensifies as Mexico Logs H1N1 Surge and PAHO Flags Dual Virus Risk

Germany’s Flu Wave Builds Early as H3N2 Spreads, Regional Vaccine Shortages Hit

Italy’s Flu Season Starts Weeks Early as Infections Mount and Positivity Jumps

Galicia Triggers Winter Plan as Early Flu Wave Builds

Russia Sees Flu Uptick as Health Officials Say No Epidemic Yet

Shortness of Breath Flagged as Key Covid Symptom in Winter Health Guidance

Russia Accelerates Flu Vaccinations as H3N2 Gains Share

Germany Sees Autumn COVID Uptick, With Lower Severity Than 2024

Germany’s Respiratory Season Starts With High Infections but Low Severe Illness

Surge in Respiratory Illnesses in Germany, Grippe Cases Rise Sharply Among Children

Nasal COVID-19 Vaccine Shows Promise in Preventing Virus Transmission