<h2>Cause Emotional Overreactions to Threatening Situations - Option A </h2>
Research suggests that depriving people of NREM sleep can cause emotional overreactions to threatening situations. Non-rapid eye movement sleep is combined sleep steps which are 1–3, earlier identified as stages 1–4.
Rapid eye movement sleep is not involved. There are different electro encephalographic and other features observed in every step. There is normally light or no eye movement throughout these stages.
