Here are a few reasons why some guys pull the ghosting behaviour: It could mean he is multi-dating, or he is really busy with work, family or life and you're not his top priority, or maybe he is commitment-phobic or doesn't want a relationship so he keeps things at a certain level, or maybe he is not sure how he feels ...
How do you deal with a man who disappears and reappears?
Now you know what to do when he reappears after disappearing. Never settle for less than you deserve. Don't settle for men that only give you crumbs. Look for the man that shows you that he respects you, that he values your time and attention.
Why guys come on strong then disappear?
Without getting too deep, there are a plethora of reasons why a man will come on strong in the beginning and then slowly (or abruptly) exit. However, most often these exits are due to (a) a deep seated fear within themselves that we are not yet privy to or (b) your energy is to needy or smothering (disempowered).