Search results
Sep 13, 2022 · Below is a summary of the benefits of flu vaccination and selected scientific studies that support these benefits. Flu vaccination can keep you from getting sick with flu. Flu vaccine prevents millions of illnesses and flu-related doctor’s visits each year. For example, during 2019-2020 , the last flu season prior to the COVID-19 pandemic ...
Influenza (also known as “flu”) is a contagious respiratory illness caused by influenza viruses. It can cause mild to severe illness, and at times can lead to death. This page provides resources about flu symptoms, complications, and diagnosis.
Dec 13, 2022 · The flu, Covid and R.S.V. have symptoms that overlap — and also can look quite similar to those of the common cold, which is caused by a variety of viruses. You can develop a cough, fever ...
Jan 12, 2023 · Flu vaccination coverage among children was assessed through the National Immunization Survey-Flu , which provided weekly flu vaccination coverage estimates for children ages 6 months to 17 years old. NIS-Flu is a national random-digit-dialed cellular telephone survey of households conducted during the flu season (October-June).
Aug 31, 2020 · The flu virus causes an abrupt high temperature that’s greater than 100°F (37.8°C). Other viral infections, like a cold, may cause low-grade fevers. Beyond this, children and adults share many ...
May 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.
CDC conducts studies each year to determine how well influenza (flu) vaccines protect against flu. While vaccine effectiveness (VE) can vary, recent studies show that flu vaccination reduces the risk of flu illness by between 40% and 60% among the overall population during seasons when most circulating flu viruses are well-matched to those used ...
