Aaron Carroll : In interview , Michael Carroll says throat cancer may be linked to oral sex . Research shows that the average age of first intercourse in the United States is 17 for boys and 17Â½ for girls . Carroll : Whether or not it was the cause , he points up need for women also to get HPV vaccine . He says a slew of cancers affecting men , women are linked to sexually transmitted HPV . Carroll : Boys have sex younger , and this can help protect them from cancer .
Aaron Carroll : In interview , Michael Carroll says throat cancer may be linked to oral sex . Carroll : Whether or not it was the cause , he points up need for women also to get HPV vaccine . He says a slew of cancers affecting men , women are linked to sexually transmitted HPV . Carroll : Boys have sex younger , and this can help protect them from cancer .