Flu cases are high in California with respiratory virus season in full swing. About 20% of tests for influenza came back as positive in California for the week of Dec. 29 to Jan. 4, according to the ...

Pope Francis has suffered from influenza and related problems several times in the past two years. Read more at ...

Human metapneumovirus (hMPV) is one of the viruses that causes the common cold. It usually makes people only mildly poorly, ...

For the past four years, almost like clockwork, the start of holiday season has been marked by an unwelcome guest: sharply ...