Total bullshit. Or every pornstar and half of the world would have cancer. Look at all of the 20 plus year porn stars that are healthy and look at most of the the wild musicans and sport stars that has sex with hundreds if not thousands of women.
Oral sex does not give you cancer. Erroneous beliefs like this do more harm than oral sex via the mind body connection. Also See my post for cancer cures on this thread
https://gfy.com/showthread.php?t=1054152
It's all a scare tactic to sell more fucking drugs.