Is Flu Season Starting Already? Vincent Iannelli, MD / September 26, 2018 / false positive, flu activity, flu deaths, flu season, flu season start, flu shot, flu test, peak of flu season, Vaccine Preventable Diseases How do you know when flu season is starting? Share this:FacebookTwitterRedditPrintLinkedInPinterestEmailTumblrWhatsAppLike this:Like Loading... Is Flu Season Starting Already? Read More »