You don’t know what you don’t know.
And that which you don’t know, you won’t do.
Despite what you think you know about taking care of yourself, make the assumption right now that it could all be wrong.
Take everything you know about the “right” things to do and research them from scratch.
Find a variety of sources to compare and contrast.
You could find out there’s a better way to do things.
Then, you just might actually do so