This year’s doses protect against three strains of influenza, including two types of influenza A and one type of influenza B.

With flu season in full swing, health experts are urging people to take extra precautions, especially those with chronic ...

After a quiet summer, bird flu cases are rising again. Scientists expected the development, but what happens next is still ...

Lee: You can have upper respiratory symptoms with both colds, the flu, and allergies. But if you’re just having allergies, ...

It's not easy to tell these health conditions apart based on their symptoms alone. Find out about the differences between these illnesses.

In the Southern Hemisphere, the adjusted flu vaccine effectiveness rates against outpatient visits and hospitalizations were 50.4% and 49.7%. Only 21.3% of flu outpatients and 15.9% of hospitalized ...