Governments were doing something about it until all the fifth dentists* got amplified by “journalists” in the “media” we now recognize are mostly just wannabe influencers playing pundit drumming up clicks.

* "4 out of 5 dentists agree" except it's more like the 50th dentist, given research consensus

With HPV, the Government here (Australia) partially funded the research that led to an HPV vaccine (Gardisil) that helps prevent a bunch of cancers and now all school children here get it for free... So it does happen, just slowly...