While coughs and colds are ordinarily rife during the colder months, health experts are warning of a particularly bad flu season, attributing the spike to a mutated H3N2 strain of the virus. The ...

Doctors across the country are issuing strong warnings about the spread of a mutated strain of Influenza that could lead to severe infection and evade protection from current flu vaccines. Known as ...

Flu season isn't in full swing yet in the United States, but a mutated strain of the virus that has caused severe outbreaks abroad is sparking concern about the winter ahead. A new version of ...

A mutated strain of the flu virus is surging around the world. CBS News medical contributor Dr. Jon LaPook explains what to know about symptoms and the vaccine.

Flu season is here, and while flu activity remains low around the country, it's increasing and typically spikes after holiday gatherings. Thakur Jilleni visited his local Walgreens to get his annual ...

A mutated version of the flu is causing a wave of infections around the world. Known as subclade K, it may evade the current flu vaccine. Infectious disease doctors say we may be in for a bad flu ...