In most cases, recovery takes anywhere from a few days to less than two weeks. In more severe cases, however, particularly for children, seniors, and immunocompromised adults, the flu can evolve into a more dangerous condition, such as pneumonia.
8 percent of the deaths of adults are over age 65. Fortunately, you can reduce your risk, since the best preventive measure that you can take to mitigate your risk of contracting the flu is to get a flu shot.