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Hace 5 días · Influenza, commonly known as "the flu" or just "flu", is an infectious disease caused by influenza viruses. Symptoms range from mild to severe and often include fever, runny nose, sore throat, muscle pain, headache, coughing, and fatigue.
Hace 1 día · References. Further reading. External links. Spanish flu. The 1918–1920 flu pandemic, also known as the Great Influenza epidemic or by the common misnomer Spanish flu, was an exceptionally deadly global influenza pandemic caused by the H1N1 influenza A virus.
23 de may. de 2024 · Influenza, acute viral infection of the upper or lower respiratory tract, marked by fever, chills, and a generalized feeling of malaise. Influenza is caused by viruses in the family Orthomyxoviridae. Learn more about the classification of influenza viruses, influenza outbreaks, and influenza symptoms and treatment.
27 de may. de 2024 · Influenza vaccines, colloquially known as flu shots, are vaccines that protect against infection by influenza viruses. New versions of the vaccines are developed twice a year, as the influenza virus rapidly changes. While their effectiveness varies from year to year, most provide modest to high protection against influenza.
18 de may. de 2024 · La influenza es una enfermedad respiratoria contagiosa de origen viral que infecta principalmente nariz y garganta, y en algunos casos los pulmones, por lo que puede causar daños que van de leves a graves, y la vacuna no evita la enfermedad, sino mitiga complicaciones graves, infecciones severas, neumonía y evita muertes.
15 de may. de 2024 · Los virus que causan el resfriado común, la gripe y la COVID-19 pueden infectar a alguien durante varias horas o días. Depende de factores como los siguientes: La estructura del virus. Algunos virus son más resistentes que otros a la temperatura, a la humedad o a otras condiciones ambientales. El clima y el ambiente interior.
Hace 2 días · Seasonal influenza is an acute respiratory infection caused by influenza viruses which circulate in all parts of the world. It represents a year-round disease burden. It causes illnesses that range in severity and sometimes lead to hospitalization and death.
