Flu Symptoms: Recognizing and Understanding Common Signs & Severity

The common flu (influenza) is a contagious respiratory illness caused by influenza viruses that infect the nose, throat, and lungs. People can get the flu through contact with an infected person or by touching surfaces or objects contaminated with the virus.

Symptoms of the flu can vary, but some of the most common include:

- Fever

- Chills

- Cough

- Sore throat

- Runny or stuffy nose

- Muscle aches

- Headache

- Fatigue

- Weakness

- Loss of appetite

- Vomiting

- Diarrhea

In severe cases, the flu can lead to pneumonia, bronchitis, and other serious complications.

It's important to be aware of the symptoms of the flu so you can seek medical attention if you think you may be sick. Early diagnosis and treatment can help reduce your risk of developing serious complications.