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Aug 15, 2016 · Influenza, commonly known as the flu, is a viral infection that affects the nose, throat, bronchi and occasionally the lungs. Common symptoms include fever, sore throat, muscle pains, coughing and fatigue.
Sep 3, 2016 · It is an acute respiratory infection caused by influenza viruses that causes symptoms like fever, cough, and muscle pain. Influenza occurs seasonally as well as sporadically, and can sometimes cause pandemics every 10-40 years when the virus undergoes major antigenic changes.
Mar 17, 2014 · Influenza is caused by RNA viruses of the Orthomyxoviridae family that infect the respiratory tract. There are three main types of influenza viruses - A, B, and C. Influenza A is further divided into subtypes based on two surface proteins and can undergo antigenic drift or shift.
Influenza-Overview. Common respiratory disease. Highly infectious. Short incubation period (1-4 days) Frequently mutates. Causes recurring epidemics and global pandemics. Transmission. Influenza virus may be transmitted among humans in three ways: 1) By direct contact with infected individuals. 2) By contact with contaminated objects.
Highlight key recommendations in the AAP influenza policy statement, “Recommendations for Prevention and Control of Influenza in Children, 2022–23” and in the CDC Advisory Committee on Immunization Practices’ document, “Prevention and Control of Seasonal Influenza with Vaccines: Recommendations of the Advisory Committee on Immunization Practices...
What does influenza do? • Influenza causes seasonal respiratory infection and illness (i.e. “the flu”) BMJ 2016;355:i6258. Influenza symptoms. WHO world-wide estimates. Yearly seasonal influenza. ~1 billion infections.
Oct 19, 2023 · Flu Virus 101. The influenza virus is a recurring problem, killing thousands of people each year. Learn how the virus attacks its host, why it's nearly impossible to eradicate, and what scientists are doing to combat it.
Aug 22, 2020 · Abstract. Influenza, a common cause of acute respiratory infections, is an important health problem worldwide, including in India. Influenza is associated with several complications; people with comorbidities and the elderly are at a higher risk for such complications.
•Influenza vaccines expected to be available for the 2021-22 season. •U.S. influenza vaccine viral composition for the 2021-22 season. •Change in FDA-approved age indication for Flucelvax Quadrivalent from ≥4 years to ≥2 years. •Timing of Vaccination language. •Co-administration of influenza and COVID-19 vaccines.
Dec 19, 2017 · This document summarizes information about the epidemiology of influenza. It describes the three types of influenza viruses (A, B, C) and their antigens. It discusses the major reservoirs, transmission, incubation period, clinical features, diagnosis, prevention including vaccines, antiviral drugs, treatment recommendations, and prophylaxis.
