Is it a fact that lying on one's back is better for getting sleep since all you get is runny nose, but on the side results in immediate clogged nose. If so why is that?
It is not a fact that lying on one's back is better for getting sleep and that lying on the side results in an immediate clogged nose. The position that is best for getting sleep varies from person to person and depends on factors such as personal preference and any underlying medical conditions.