Federal health officials upended the immunization schedule for American children this week. These are the diseases affected.

The Centers for Disease Control and Prevention is reducing the number of vaccines recommended for all children. The action follows a presidential memorandum ordering a review of the U.S. schedule.

The new CDC recommendation takes a much narrower view of the meningococcal disease threat. Because of "the low incidence rates of meningococcal disease in the U.S., the meningococcal vaccine should not be part of the consensus recommended vaccine schedule," according to a decision memo from the heads of NIH, FDA, and CMS.

At the Panacea Biotec office, conversations around DengiAll are cloaked with an air of eagerness. With the human trials ending with over 10,000 participants, the company is waiting for approval.

The U.S. has taken the unprecedented step of dropping the number of vaccines it recommends for every child -- leaving other immunizations, such as flu shots, open to families to choose but without cle

In the midst of what could be one of the most severe flu seasons on record, Health Secretary Robert F. Kennedy Jr.’s CDC has ceased recommending all children get vaccinated for the seasonal flu, along with five other previously recommended vaccines.