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 …

What is the flu (influenza)? The flu is an illness you get from the influenza virus. It causes symptoms like head and body aches, sore throat, fever and respiratory symptoms, which can …

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 …

Influenza, commonly known as the flu, is an infectious disease caused by influenza viruses. Symptoms range from mild to severe and often include fever , runny nose , sore throat , …

2024年8月26日 · Learn about identifying flu symptoms, how the diagnosis works, common complications, and more.

2 天之前 · Flu season by the numbers The CDC estimates that there have been at least 29 million flu infections so far this season, through Feb. 8, including 370,000 hospitalizations and 16,000 …

Most people with flu have mild illness and do not need medical care or antiviral drugs. If you get sick with flu symptoms, in most cases, you should stay home and avoid contact with other …

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 …

2023年8月28日 · It's a super-contagious virus that can make you feel miserable. Doctors call it influenza. Its symptoms are usually more serious than the sneezes and stuffy nose that you …

2025年2月11日 · Flu antivirals, such as oseltamivir or Tamiflu, can help lessen the severity or duration of flu symptoms, per the CDC. These require a prescription and are most effective …