Not most of the time, no, many modern grimoires have nothing about Spiritual Hygiene.
You have to see the posts of people who lost everything from entity and parasite issues who are fighting them. People tend to jump in the deep end and ignore the warnings to set up protections and learn Spiritual Hygiene and how to banish BEFORE you have a problem. Once you have an attachment, it’s get stronger as it makes you weaker, but it’s never too late to rid yourself of parasites..
I literally post links to free info here on BLAG for new users, some read them some don’t bother. Unofficial Tutorials: Spiritual Hygiene & Defense Basics Collection and Forum Tutorials: Parasite Collection
What you see depends on your worldview. Your subconscious mind impressions are delivered as symbols and memories that you have to interpret, which is the hard part.
In my view, you are a spirit having a human experience, you’re doing that for a reason, but part of the deal with a human incarnation is we forget who we are - we get amnesia. So we don’t know what or where we came from. But I think you will most likely reincarnate on Earth as another human.