RSV, respiratory syncytial virus, usually peaks in December and January while infecting the nose, throat and lungs, usually ...

When it comes to the potential of H5N1 avian flu, otherwise known as bird flu, picking up mutations that may lead to human-to ...

The Centers for Disease Control and Prevention resumed publishing its weekly scientific report Thursday after an ...

For the week ending Jan. 25, seasonal flu activity remains high and increasing. Clinical laboratories tested 129,378 ...

Illinois is seeing a "notable increase" in hospital admissions for flu cases, according to state health officials, as levels of respiratory viruses continue to tick up. But which type of flu is ...

RSV is usually contagious for three to eight days. A patient also may be contagious a day or two before experiencing symptoms ...

The map of flu activity across the United States continues to darken, both figuratively and literally, as case numbers spike ...

The CDC says New Mexico is one of more than 20 states in the “very high” level of influenza activity, the highest category.

Some Tri-State hospitals are starting to feel the strain as they reach capacity in their facilities, according to Fairfield ...

Schools across the United States are closing temporarily due to surges of flu and other seasonal illnesses among students and ...