occurs when the dreamer is aware that he or she is dreaming during his or her sleep.
As described by Frederik van Eeden (the first person who seriously and
systematically studied this type of dreams) in a "study of dreams" printed i n
"Proceedings of the Society for Psychical Research, Volume 26, 1913."
"In these lucid dreams
the reintegration of the psychic function is
so complete that the sleeper remembers day-life and his own condition,
reaches a state of perfect awareness, and is able to direct his
attention, and to attempt different acts of free
Since the dreamer is aware that s/he is dreaming, then the dreamer can do anything s/he
pleases in lucid dreams. It is practically a type of virtual reality in which the virtual
reality is undistinguishable and real for the duration of the dream. According to
Eeden, lucid dreaming can be categorized as low level lucidity and high level lucidity.
Low level lucidity is the ability for the dreamer to recognize s/he is dreaming,
but unable to fully control the dreamscape. In high level lucidity the dreamer has full
recognition and control of both his actions and the dreamscape.
further info: The benefits of
having lucid dreams, Learn
to induce lucid dreams, Staying lucid