Hypnagogic Imagery
Hypnagogic Imagery: Visual, auditory, or bodily hallucinations experienced during the transition between wakefulness and sleep. Associated with creative ideas and artistic inspiration.
Related Terms
Hypnopompic Imagery
A semi-dream state experienced during the transition from sleep to full wakefulness. The awakening version of hypnagogic imagery; dream remnants blend with reality.
Sleep Paralysis
A temporary condition where the body cannot move while consciousness is awake during sleep onset or awakening. May be accompanied by hallucinations and fear. Culturally associated with 'the nightmare' or incubus.
Lucid Dream
A conscious dream state where the dreamer is aware they are dreaming and can sometimes direct the dream's flow. Studied from ancient Tibetan tradition to modern neuroscience.
Dream Journal
A notebook or digital record where dreams are recorded immediately upon waking. Increases dream recall capacity, facilitates identifying recurring themes, and is a fundamental exercise for lucid dreaming.
NREM Sleep
Non-REM sleep stages. Consists of three phases: light sleep, medium-depth sleep, and deep sleep. Dreams can occur in these stages but are typically less vivid and shorter.
Dream Recall
The ability to consciously remember dream content after waking. Varies person to person; can be improved through dream journaling, intention setting, and sleep hygiene.