So this is actually something I've thought a lot about, in terms of whether it's actually rational to be a prepper or if it's just a fun hobby. In nominal terms, your risk of dying in a society-wide collapse is actually larger than your risk of dying in a car accident.[1] So if you wouldn't think twice about taking basic steps to lower your chances of vehicle death (e.g. wearing a seatbelt) then it's absolutely ratio…
I'm really curious what those guidelines are. I don't see them listed in that link.
That's the tl;dr version. For each of those bullet points there is obviously some nuance, e.g. knowing how much exercise counts as being physically active.