Winter tends to be peak season for respiratory viruses, and this year is no different in the United States. People are getting sick with acute respiratory illnesses and visiting health care providers ...

West Nile virus, a disease spread primarily through mosquito bites, has hit its peak season. West Nile symptoms affected Dr. Anthony Fauci, the former director of the National Institute of Allergy and ...

A genetically modified version of the virus behind cold sores might one day help people who’ve run out of other options. A modified herpesvirus combined with an immunotherapy drug shrank or eliminated ...

As measles cases surge to record levels in the U.S., Department of Health and Human Services (HHS) Secretary Robert F. Kennedy Jr. has downplayed the effectiveness of the long-used vaccine and instead ...