Flu is a respiratory illness, and most people identify it through symptoms like sore throat, runny nose, cough, fatigue, and ...

Anyone who has had the flu at least once knows what to expect: high fever, muscle aches, chills, and a general feeling of ...

Each year, seasonal flu sickens about 1 billion people worldwide and causes approximately 290,000 to 650,000 respiratory ...

Flu can be particularly dangerous for people with heart conditions increasing the risk of severe complications like heart ...