Hollywood actor Michael Douglas, 72, blamed oral sex for giving him throat cancer in 2010.
The HPV vaccination is currently given to girls aged 12 to 13 but not boys.
It turns out that if a man knows that there are others romantically interested in you, he is more likely to make you orgasm through oral sex.
This competitive introduction to going-downtown prevents sperm competition and helps men pass on their genes (so caveman-esque).
Different types of HPV are classed as either high risk or low risk, depending on the conditions they can cause.