KGO ABC7 News 400PM January 17, 2018
Effectiveness of the flu vaccine is not optimal, the vaccine still have vents millions of illnesses and tens of thousands of hospitalizations in the united states. The San Francisco Public Health department reminds everyone it takes about two weeks for antibodies to develop in the body to protect you so they say, dont wait any longer and the flu mist nasal vaccine has not been very effective against the h1n1 vaccine and is not being recommended this season. The flu widespread now across most of the u. S. , as you can see on the map from the cdc, its widespread in almost every state. Cdc offici...