ANSWER: Both colds and influenza (the “flu”) are respiratory illnesses that are caused by viruses. Influenza is caused specifically by the influenza viruses, which come in two main types (A and B).

The NHS says they're facing an unprecedented flu season.

Spoiler alert: thorough hand washing, covering your cough and getting your annual flu shot are still the best ways to protect yourself and your loved ones ...

Quidel, a manufacturer and developer of influenza tests, wanted a way to get more people to recognize the dangers of flu and drive home the fact that they need to take precautions to avoid being ...

Seasonal flu and norovirus are circulating right now. But which illness do you have? Doctors share what to look for when ...

The United States is in the grip of an aggressive winter flu season, with the U.S. Centers for Disease Control and Prevention (CDC) having recently reported a surge in visits to doctors on a scale not ...

Each year, influenza causes between 250,000 and half a million deaths around the world. Pregnant women and young infants have a higher risk of complications related to influenza; these complications ...

Forbes contributors publish independent expert analyses and insights. Dr. Omer Awan is a practicing physician who covers public health. A new mutated strain of the common flu, Influenza H3N2, subclade ...

Health leaders warn the numbers have surged further this week, creating a "worst-case scenario" for the NHS, with the peak of ...

By Priyanjana Pramanik, MSc. Even when immune memory cells form in the lung after influenza infection, insufficient dietary ...