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 the …

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11月7日 · Getting vaccinated for the flu and COVID-19 is the best way to keep yourself and the people around you safe from infection. Related posts: Mayo Clinic expert answers …

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11月12日 · For the first time in the U.S., H5N1 avian influenza, commonly known as the bird flu, has been detected in a pig. The virus is widespread among wild birds globally. It …

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 …

2020年11月17日 · Flu is a general term for seasonal influenza, which is a viral infection that attacks your respiratory system. Symptoms often come on suddenly and may seem like a cold …

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 …