The mites that cause scabies are tiny parasites, smaller than a pinhead. They are usually picked up by direct skin-to-skin contact with someone who already has scabies, and only very rarely from objects such as clothing or bedding.
The most memorable and emotionally powerful dreams happen during the REM (rapid-eye movement) phase of sleep, which is the stage of sleep when our brains are most similar to a wakeful state.
REM sleep is characterized by partial paralysis, vivid dreaming, and an EEG that resembles waking brain activity. It is also referred to as paradoxical sleep because the sleeper, although exhibiting waking-state EEG waves, is harder to arouse than at any other sleep stage. Key Terms