Most people don't interpret these episodes in paronormal terms, but because it's a relatively common phenomenon. It does account an awful lot of cases of ghostly encounters. Some people hardly ever have any of these kind of anomalous experiences. Other people, at the other extreme, might be somebody who going through a psychotic breakdown. But there's also all points in between. They might hear voices, they might see things that other people don't see and so on - but not actually be worried about it,. And maybe even think it's a gift.