What does it mean when someone has deja vu frequently?
There's no one explanation for frequent episodes of deja vu.
Could be a recurrence of dreams not remembered consciously. Could
be an event of dreams of the future. Could be recurrences of events
when we were too young to remember them consciously. Or, it could
be recurrences of happenings in an earlier lifetime which are
impossible to remember, except perhaps through expert hypnotism