> starting to notice a trend where people obsess about these things for a couple years before burning out and moving on to the next topic.

Really spot on with one of my besties. He does all the tests. He has a concierge doctor. He reads extensively on the topics of fitness and nutrition. And yet he doesn't do any of it. It's just an intellectual exercise for him. And he has had two heart attacks in the last several years. It's so frustrating. I just wanna shake him.