One possible reason why dreams seem highly emotional is that during rem sleep, the frontal lobes are Shut down and the amygdala and hippocampus are Active .
You can watch dreams in all the sleeping process but during rem sleep dreams are vivid are particularly emotional . People are mostly effected with lucid dreams during rem sleep.
Rem sleep are often associated with a drastic devaluation in noradrenergic tone in forebrain centers including the amygdala. The amygdala is known to be involved in processing of emotions especially negative emotions like fear and stress. So in rem sleep these are activated .
To learn more about rem sleep ,here
brainly.com/question/15049461
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