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Oct 3, 2023 · Overview. Seasonal influenza (the flu) is an acute respiratory infection caused by influenza viruses. It is common in all parts of the world. Most people recover without treatment. Influenza spreads easily between people when they cough or sneeze. Vaccination is the best way to prevent the disease. Symptoms of influenza include acute onset of ...
Oct 3, 2023 · Key facts. Humans can be infected with avian, swine and other influenza viruses. Direct contact with infected animals (through handling, culling, slaughtering or processing) or indirect contact (through environments contaminated with bodily fluids from infected animals) represent a risk for human infection. Exposure to animal influenza viruses ...
May 16, 2024 · H5N1 influenza virus infection can cause a range of diseases in humans, from mild to severe and in some cases, it can even be fatal. Symptoms reported have primarily been respiratory, but conjunctivitis and other non-respiratory symptoms have also been reported. There have also been a few detections of A (H5N1) virus in persons who were exposed ...
Nov 27, 2009 · Symptoms. Influenza is characterized by a sudden onset of high fever, cough, headache, muscle and joint pain, malaise, and a runny nose lasting 2 to 7 days. Influenza is usually mild and uncomplicated and most people recover without medical treatment. However infection with influenza may occasionally cause severe disease and death, particularly ...
Oct 16, 2024 · 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.
May 16, 2024 · What is avian influenza? Avian influenza, sometimes known as bird flu, is a disease caused by a virus that mainly affects birds but can also affect mammals, including humans. It primarily spreads from infected birds to humans through close contact with birds or contaminated environments, such as in backyard poultry farm settings and at markets ...
Feb 7, 2024 · On 16 January 2024, Brazil notified the World Health Organization (WHO) of a laboratory-confirmed human infection with swine-origin influenza A(H1N1) variant (v) virus, in the municipality of Toledo, State of Paraná. The patient, who had underlying medical conditions, developed symptoms and was hospitalized on 16 December 2023. He had no history of exposure to pigs and has fully recovered. From the epidemiological investigation, no close contacts were identified. This is the first human ...
Jun 11, 2024 · On 22 May 2024, the International Health Regulations (IHR) National Focal Point (NFP) for India reported to WHO a case of human infection with avian influenza A(H9N2) virus detected in a child resident of West Bengal state in India. This is the second human infection of avian influenza A(H9N2) notified to WHO from India, with the first in 2019. The child has recovered and was discharged from hospital. According to the IHR (2005), a human infection caused by a novel influenza A virus subtype ...
Oct 14, 2024 · 1. COVID-19 and influenza both predominantly affect the respiratory system. Both infections are caused by viruses (SARS-CoV-2 causes COVID-19 and influenza viruses cause influenza), but their effect on individuals can vary. Some individuals have no symptoms or mild symptoms. Other people may suffer from severe disease, requiring hospitalization.
Jul 9, 2020 · On 22 June 2020, the International Health Regualtions (IHR) Focal Point (FP) of Brazil shared a preliminary report with the Panamerican Health Organization, the WHO Regional Office for the Americas of a human infection with Influenza A(H1N2) variant virus (A(H1N2)v). According to the report, the patient, a 22-year-old female, with no comorbidities, worked in a swine slaughterhouse in Ibiporã Municipality, Paraná State, and developed an influenza-like illness on 12 April 2020.
