We've been conditioned throughout our lives. We have all sorts of experience. We've developed perhaps modifiable but deeply ingrained habits. They may even cluster, and we're a part of communities where we have these habits, as you describe.
I guess the question is, what's the science behind these apps and CANRISK that suggests a guy like me is going to walk into a pharmacy and submit myself to some kind of test, or that someday I'm going to go online and say I wonder how close I am to that heart attack, or whatever? I just don't see that, frankly.