Lucid dreaming means conscious dreaming. On a scale, it is tucked between daydreaming and dream control. You may not be in control of every element, but you are aware that you are actually dreaming. The term illustrates it well: the clear manifestation of dream, an imagined reality.
I’m sure that there has been a time before where we went to bed hungry. We’ve seen children in books and movies who have experienced this when an angry parent would reprimand them and shout, “You shall have no supper, go to your room!” Is this healthy for us, and can it cause nightmares?