Respiratory

Influenza (Flu)

Seasonal viral illness with fever, body aches and cough.

Overview

Seasonal viral illness with fever, body aches and cough.

Also known as: flu, seasonal flu, influenza a, influenza b

In-depth guidance

A structured clinical overview of Influenza (Flu) — symptoms, red flags, causes, and care pathways — is being prepared by our clinical reviewers. In the meantime:

⚠ When to seek urgent care

Sudden severe symptoms, breathing difficulty, chest pain, confusion, fainting, severe bleeding, or any rapidly worsening illness need urgent assessment. Call your local emergency number.