Vaccine Integrity Project is ‘sadly, very necessary,’ epidemiologist says

A new initiative, the Vaccine Integrity Project, is being formed in response to actions by US Health and Human Services Secretary Robert F. Kennedy Jr., who has spread mixed messages about the measles vaccine amid a deadly outbreak, accused advisers to federal health agencies of conflicts of interest and pledged to start a major autism study that experts fear will falsely tie the condition to vaccines.

Infectious disease epidemiologist Jessica Malaty Rivera explains how misinformation is affecting herd immunity and parents' decision-making..