The study period comprised 3 influenza seasons, 2005–2006 to 2007–2008. Patients were included in this analysis if they were ≥ 18 years of age, were hospitalized with laboratory ...

Generally, a lot of people infected with the flu recover within a week. However, in very rare cases, the symptoms may persist and can also lead to complications like pneumonia. In order to ...

Why? Experts say the flu can turn into pneumonia, an infection that adults age 65 and older are more prone to developing. Here we explain who's most at risk and key warning signs to watch for.

Objective To examine the association of leisure-time physical activity with mortality from influenza and pneumonia. Methods A nationally representative sample of US adults (aged ≥18 years) who ...

Through this large, population-based surveillance system, we found that pneumonia was present in almost one-third of U.S. adults hospitalized with laboratory-confirmed influenza over three ...