Vaccines are one of my pillars for sexual health. HPV causes genital warts but also is a huge risk factor for anal cancer, cervical cancer, & head & neck cancers. This study shows that even a single dose of the HPV vaccine can effectively prevent these cancers https://www.statnews.com/2025/04/28/hpv-vaccine-single-dose-prevents-infection-just-as-well-as-two-doses-hci-clinical-trial/