Learn about flu, including symptoms, prevention methods, and treatment options.

Dec 19, 2025 · Overview 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 flu is a common illness you get from the influenza virus. You’re at risk for serious complications if you have an underlying health condition or are pregnant.

Jul 15, 2025 · In the United States, the main flu season stretches from October to March. Cases of the flu peak between December and February, according to the CDC. But you can get the flu at any time …

Feb 28, 2024 · What is the flu? The flu, also called influenza, is a respiratory infection caused by viruses. Each year, millions of Americans get sick with the flu. Sometimes it causes mild illness. But it can …

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, muscle pain, headache, …

Influenza, commonly known as the flu, is a respiratory infection caused by an influenza virus. The flu virus enters your body when you breathe in air containing infected droplets, usually generated by …

The meaning of FLUE is an enclosed passageway for directing a current.

Nov 26, 2023 · There are treatments that can help relieve common flu symptoms such as fever, aches, and cough, and may shorten the time you have flu symptoms. Keep in mind that you should not give...

Mar 4, 2026 · Flu and flue are commonly confused words but mean different things. Flu refers to the influenza virus, a contagious respiratory illness that can cause fever, cough, and body aches. On the …