"Researchers are trying to determine what’s behind the shift. Among the questions: Is there something biologically different about these early onset tumors? Is

"Researchers are trying to determine what’s behind the shift. Among the questions: Is there something biologically different about these early onset tumors? Is something in our diet, like processed meats and sugary drinks, to blame? Could this be linked to the rise in obesity?" I wonder whether some researcher would even dare investigating whether this is related to increase in anal sex incidence in younger people.