Memory Sleeping habitsVersión en línea Sleeping Habits por Vanessa Contreras light sleeper insomnia drop off sleeping tablets when you cannot sleep at night Parents usually tell this to children at night. deep sleeper nightmare scary dream or bad dream a catnap medicine you take to sleep when you sleep for a short time specially in the afternoon when you cannot sleep because of noise or light around you. people usually have this body position to sleep in bed daydream when you imagine or dream, but you are not sleeping bedtime story to sleep lie down when you sleep very well, and nothing can make you wake up.