
The paper, published back in the naughties, found strong evidence linking cunnilingus to the spread of human papillomavirus (HPV) – which may lead to throat cancer in both men and women.
The research identified having multiple oral sex partners as the leading sexual behavior increasing the risk of HPV-related throat cancer, even more than smoking or alcohol use.
Hisham Mehanna, a professor at the Institute of Cancer and Genomic Sciences for the University of Birmingham, explained that oropharyngeal cancer is more common than cervical cancer in both the UK and US.