Lucid dreaming refers to a dream state in which the dreamer is aware that they are dreaming and can actively participate or manipulate the dream content.
A temporary inability to move or speak while falling asleep or waking up.
Hypnagogic Hallucinations: Vivid sensory experiences that occur during the transition from wakefulness to sleep.
Nightmare: A distressing dream that evokes fear, anxiety, or other negative emotions.