The Center for Disease Control released recommendations last week that seasonal flu vaccines be given to all children and adolescents between 6 months and 18 years.

The Centers for Disease Control's advisory committee on immunization met Wednesday in an emergency session to set priorities for who should receive the H1N1 influenza vaccine now in development.

U.S. researchers are preparing for possible development of a vaccine for the H1N1 strain of swine flu now racing around the globe, but say a vaccine would still take months to produce, test and distribute.

By PBS News Hour