Influenza (seasonal) - World Health Organization (WHO)
Feb 28, 2025 · WHO fact sheet on influenza: includes key facts, definition, symptoms, transmission, seasonal epidemics, effects, prevention, WHO response.
Influenza (seasonal) - World Health Organization (WHO)
Mar 25, 2025 · Seasonal influenza is an acute respiratory infection caused by influenza viruses which circulate in all parts of the world. It is characterized by a sudden onset of fever, cough …
季节性流感 - World Health Organization (WHO)
Feb 28, 2025 · 概述 季节性流感（流感）是由流感病毒引起的急性呼吸道感染。季节性流感在世界各地都很常见。大多数人不治而愈。 当人们咳嗽或打喷嚏时，流感很容易在人与人之间传播 …
Influenza - What You Need to Know - Drugs.com
Oct 5, 2025 · Influenza Medically reviewed by Drugs.com. Last updated on Oct 5, 2025. Care notes Aftercare Ambulatory Discharge Inpatient Español Overview Risks Symptoms Diagnosis …
The burden of Influenza - World Health Organization (WHO)
Influenza, or the flu, is both a seasonal and a pandemic virus. Every year, mainly during the winter season, seasonal influenza infects as many as 1 billion people. This makes it one of the most …
Gripe (estacional) - World Health Organization (WHO)
La gripe es una infección vírica aguda que se transmite fácilmente de una persona a otra. Los virus de la gripe circulan por todo el mundo y pueden afectar a cualquier persona de cualquier …
Flu (influenza) Guide: Causes, Symptoms and Treatment Options
Apr 2, 2025 · Flu (influenza) - an easy to understand guide covering causes, diagnosis, symptoms, treatment and prevention plus additional in depth medical information.
Influenza - World Health Organization (WHO)
Nov 27, 2009 · Influenza is an acute viral infection that primarily attacks the upper respiratory tract, including the nose, throat, bronchi and, less frequently, the lungs. The disease occurs …
Clinical practice guidelines for influenza - World Health …
Sep 12, 2024 · This WHO Clinical practice guideline for influenza is an update and expansion from the previously published WHO guideline on the clinical management of patients with …
Global Influenza Programme - World Health Organization (WHO)
The constantly evolving nature of influenza viruses requires continuous global monitoring and frequent reformulation of influenza vaccines. The World Health Organization (WHO) convenes …