- Influenza (seasonal) - World Health Organization (WHO)
WHO fact sheet on influenza: includes key facts, definition, symptoms, transmission, seasonal epidemics, effects, prevention, WHO response
- Influenza (seasonal) - World Health Organization (WHO)
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 (usually dry), headache, muscle and joint pain, severe malaise (feeling unwell), sore throat and a runny nose The cough can be severe and can last two or more weeks
- 季节性流感 - World Health Organization (WHO)
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。接种疫苗是预防这种疾病的最佳方法。 流感的症状包括急性发烧、咳嗽、喉咙痛、身体疼痛和乏力。 治疗应以缓解症状为
- Influenza - World Health Organization (WHO)
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 worldwide and spreads very quickly in populations, especially in crowded circumstances
- 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 common infectious respiratory viruses, after the common cold Thankfully, the WHO Global Influenza Surveillance and Response System, or GISRS, monitors what viruses are circulating and twice a year
- 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 edad
- Seasonal influenza - World Health Organization (WHO)
Seasonal influenza is a contagious respiratory disease caused by an influenza virus It is not the same as a common cold Influenza is characterized by a sudden onset of fever, cough (usually dry), headache, muscle and joint pain, severe malaise (feeling unwell), a sore throat and a runny nose The cough can be severe and can last 2 or more weeks Influenza cannot be treated with antibiotics
- Influenza - India
Influenza (flu) is a contagious respiratory illness caused by influenza viruses It can cause mild to severe illness The virus is transmitted easily from person to person via droplets Influenza tends to spread rapidly in seasonal epidemics Infection usually lasts for about a week, and is characterized by sudden onset of high fever, aching muscles, headache and severe malaise, non-productive
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