In many cases if you see an actual bed in your dream there is a very good chance that you are having an altered state experience that extends even beyond the realm of dream consciousness. This is usually either a lucid dream or in rare occurrences an out of body experience. A lucid dream is one where you are having a dream like your ordinarily do, but know in this case that what you are experiencing is a dream. In some cases you can even control the events and choices you make in your dream once you realize it is a lucid dream. For many people, looking over to see their bed in their bedroom near their dream content is the suggestion to them that this is a lucid dream or out of body experience. In other cases a bed may symbolize an illness on its way, or an illness in progress, or even the passing of someone who has been sick for some time.