Dec 9, 2025 · If you have flu-like symptoms, such as a fever with a cough or sore throat, stay home until you’re fever-free (below 100.4°F/38°C) for 24 hours without fever-reducing medication.

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.

Dec 19, 2025 · 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 "stomach …

Oct 11, 2022 · Flu (Influenza) The flu is a common respiratory illness you get from the influenza virus. Symptoms often include fever, head and body aches, coughing and a stuffy or runny nose. You’re at …

4 days ago · For most people, flu stages evolve across five to seven days after symptoms appear. Here is a day-by-day guide to the flu and tips to boost your recovery.

Sep 16, 2025 · Flu symptoms, such as a fever, body aches, and sore throat, often go away within one week without treatment. Drinking plenty of fluids and rest can help.

Feb 28, 2024 · 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 also be …

Feb 28, 2025 · 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 …

Influenza, more popularly known as the flu, is a viral infection that affects the nose, throat, and lungs. It spreads easily from person to person and can cause symptoms ranging from mild to severe, …

Learn about influenza (flu) symptoms, treatment with antiviral drugs, flu shot side effects, and prevention during flu season. Discover when to get the flu vaccine, how long the flu lasts, the contagious period, …