[heartwood]

And what happened to people’s guts and immune systems before 2021 to increase GI cancers? In younger adults specifically?

[logi_cal869]

It's a hypothesis and it's complicated. But when you look at all disease and translate such people into a category of 'diseased state' under which cancer is merely one condition, it tends to reinforce my other hypothesis regarding the importance of gut health.

But as merely ONE component of a complicated puzzle, this chart serves to elaborate on why young adults - vs older adults - might be more susceptible to disease (cancer being but one expressed disease):