Women in their 20s are the group most likely to have been given the HPV vaccine, which has been recommended in the U.S. since 2006 for girls at age 11 or 12 and since 2011 for boys the same age.

HADLAND. GOOD TO SEE YOU, TOO. ALL RIGHT. DOCTOR HADLAND, WE’VE KNOWN FOR A WHILE THAT THE HPV VACCINE IS VERY EFFECTIVE AT PREVENTING CERVICAL CANCER LATER IN LIFE. SO WHAT ARE YOU LEARNING ...

A new government report adds to evidence that the HPV vaccine, once called dangerous by Health and Human Services Secretary Robert F. Kennedy Jr., is preventing cervical cancer in young women.