Dr. Richard Zimmerman

DIANE CORDELL / Flickr

UPMC patients can get their flu vaccines starting this week, but unlike previous years, these immunizations were not manufactured with chicken eggs.

diane cordell / Flickr

Preliminary results from the Centers for Disease Control and Prevention show what everyone had suspected, this year’s flu vaccine isn’t very effective.

Final numbers might change slightly, but the vaccine’s effectiveness rate is only 36 percent.