Widely available HPV vaccines prevent help prevent many types of cancer Posted on March 13, 2023March 13, 2023 by Boys Int By UKNow, 03/13/2023 "...Because the vaccine is most effective before exposure to HPV through sexual activity, it is recommended that boys and girls age 11-12 receive two doses six to 12 months apart..." Read the entire article: http://uknow.uky.edu/uk-healthcare/widely-available-hpv-vaccines-prevent-help-prevent-many-types-cancer