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3 de may. de 2024 · 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.
- Influenza viruses
- >290,000–650,000 deaths per year
Hace 2 días · In Spain it was also known as the 'French flu' (gripe francesa), or the 'Naples Soldier' (Soldado de Nápoles), after a popular song from a zarzuela. Spanish flu (gripe española) is now a common name in Spain, but remains controversial there. Other names derived from geopolitical borders and social boundaries.
- February 1918 – April 1920
- Worldwide
- 25–50 million (generally accepted), other estimates range from 17 to 100 million
- Influenza
7 de may. de 2024 · influenza, an acute viral infection of the upper or lower respiratory tract that is marked by fever, chills, and a generalized feeling of weakness and pain in the muscles, together with varying degrees of soreness in the head and abdomen. Classification of influenza viruses.
- The Editors of Encyclopaedia Britannica
- Influenza is an acute viral infection of the upper or lower respiratory tract marked by fever, chills, and a generalized feeling of weakness and pa...
- Influenza is caused by several closely related viruses in the family Orthomyxoviridae, an RNA virus group. Influenza viruses are categorized as typ...
- Pandemics are worldwide outbreaks of a disease and are estimated to occur on average once every 50 years for influenza. Epidemics happen much more...
- When an influenza pandemic emerges, WHO adheres to its six-phase preparedness plan. Phases 1–3 are the early stages in pandemic preparedness design...
- The symptoms of influenza include sudden and distinct chills, fatigue, and muscle aches. A person’s body temperature rises rapidly to 38–40 °C (101...
7 de may. de 2024 · Influenza vaccines, colloquially known as flu shots, are vaccines that protect against infection by influenza viruses. [12] [13] New versions of the vaccines are developed twice a year, as the influenza virus rapidly changes. [12] . While their effectiveness varies from year to year, most provide modest to high protection against influenza.
18 de abr. de 2024 · La actual trasmisión mundial de la gripe aviar a los mamíferos, incluidos los seres humanos, se ha convertido en un problema de salud pública por su alta tasa de mortalidad, afirma el científico...
29 de abr. de 2024 · Salud. Por qué es tan importante recibir la vacuna antigripal y para quiénes está indicada, según los expertos. A pesar de que puede ser minimizada, esta enfermedad respiratoria causa hasta 650...
27 de abr. de 2024 · Desde 2020 se ha detectado una variante de H5N1 (denominada 2.3.4.4b) muy virulenta que ha infectado a muchas aves: patos, gansos, gaviotas, gallinas, pelicanos, cisnes, buitres, águilas, búhos, cuervos…. Especies que antes no padecían la enfermedad han sufrido mortalidades nunca vistas.
