Which is more painful; waking up from a good dream and realizing it was just a dream, or having a nightmare in your sleep and believing it is reality?

waking up from a good dream and realizing it was just a dream
having a nightmare in your sleep and believing it is reality
Select gender and age to cast your vote:
Which is more painful; waking up from a good dream and realizing it was just a dream, or having a nightmare in your sleep and believing it is reality?
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