U.S. Health Officials say the only thing predictable about the flu is its unpredictability.
Every year, up to 20 percent of Americans come down with the flu. That leads to 200,000 hospitalizations a year, with 20,000 of those hospitalizations being children under the age of 5.
Fox News Medical A Team's Dr. Manny Alvarez says no one is immune to the flu.
"September usually is the season of the flu season and perfect time to get your flu shot in time. So yeah, this is when the reminder begins."
This year's vaccine contains the same strains as last year's, plus two new ones.
More than 170 million doses are expected to be available.
The typical flu season runs from the fall through early spring.
Today's weather? Cloudy, muggy, and eventually, stormy. If you get a strong to severe storm, it would probably be lat afternoon and evening. Highs in the upper 70s. Some of the storms will produce locally heavy rain and gusty winds.
This system is from the same cold front that caused the midwest tornadoes. It will also usher in cooler air for the holiday weekend.