2025年1月28日 · Flu, also called influenza, is an infection of the nose, throat and lungs, which are part of the respiratory system. The flu is caused by a virus. Influenza viruses are different from …

2025年1月28日 · To diagnose the flu, also called influenza, your healthcare professional does a physical exam, looks for symptoms of flu and possibly orders a test that detects flu viruses. …

Unlike a cold, the flu tends to come on suddenly and makes you feel much worse than a cold. Common symptoms of the flu often include a fever but not always, as well as headache, …

2024年12月30日 · According to the Centers for Disease Control and Prevention, respiratory infections like colds, flu and RSV are rising across the U.S. When you get sick, it’s helpful to …

2024年1月10日 · Frequently asked influenza (flu) questions: 2023-2024 season. Centers for Disease Control and Prevention. https://www.cdc.gov/flu/season/faq-flu-season-2023 …

2023年7月22日 · COVID-19 and the flu are both contagious respiratory diseases. They are both caused by viruses. They have some common symptoms. But COVID-19 and flu infections can …

2024年10月4日 · Getting a flu vaccine is the best way to prevent the flu and its complications for almost everyone. The flu vaccine can lower the risk of getting the flu. It also can lower the risk …

2024年12月23日 · The flu, RSV and COVID-19 are caused by different viruses with similar early symptoms. "Such as sore throat, some body aches, a cough, runny nose. And taking that …

2020年8月13日 · COVID-19 and the flu are both contagious respiratory diseases caused by viruses. They have some common symptoms. But through closer comparison, they can affect …

The flu pandemic lasts from 1918 to 1920. 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 …