Weekly US Map: Influenza Summary Update | FluView | CDC
A Weekly Influenza Surveillance Report Prepared by the Influenza Division. This system monitors visits for respiratory illness that includes fever plus a cough or sore throat, also referred to as ILI, not laboratory confirmed influenza and may capture patient visits due to other respiratory pathogens that cause similar symptoms.
Influenza pandemic - Wikipedia
An influenza pandemic is an epidemic of an influenza virus that spreads across a large region (either multiple continents or worldwide) and infects a large proportion of the population. There have been five major influenza pandemics in the last 140 years, with the 1918 flu pandemic being the most severe; this is estimated to have been ...
Types of Influenza Viruses | Influenza (Flu) | CDC
2024年9月18日 · There are four types of influenza viruses: A, B, C, and D. Influenza A and B viruses cause seasonal epidemics of disease in people (known as flu season) almost every winter in the United States.
History of flu (influenza): Outbreaks and vaccine timeline - Mayo …
From spring of 1918 to spring of 1919, the flu causes more than 550,000 deaths in the U.S. and more than 20 million deaths worldwide. In the fall of 1918 at Mayo Clinic, people with the flu and other contagious illnesses are cared for in the isolation hospital.
Influenza (Seasonal) - World Health Organization (WHO)
2023年10月3日 · 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.
Influenza (Flu) | Influenza (Flu) | CDC - Centers for Disease …
Influenza (flu) is a contagious respiratory illness caused by influenza viruses that infect the nose, throat, and lungs. Learn about flu, including symptoms, prevention methods, and treatment options.
Sick season is in full force. What the latest CDC figures show
2025年1月3日 · How to protect yourself from seasonal illnesses. U.S. health officials recommends that everyone 6 months and older get an annual flu vaccination, and they say it’s not too late to get a shot.. You should also avoid touching your eyes, nose and mouth because germs can spread that way, health officials say.You should also wash your hands with soap and water, …
Is bird flu the next pandemic? What to know after the first H5N1
2025年1月8日 · Scientists also know a lot more about H5N1 bird flu than they did the SARS-CoV-2 virus, and the US has been preparing for the threat of a new flu outbreak for a long time.
Influenza - Our World in Data
Flu epidemics kill hundreds of thousands of people globally each year, but countries can respond and save lives with better data.
Flu continues to spread at high levels, as doctors warn about …
2024年1月12日 · Dehydration, shortness of breath, high fevers and extreme body aches are sending people to the hospital in the most severe flu cases, doctors say.