Why can you tell yourself in going to take a powernap for 30 minutes then actually wake in 30 minutes, tell yourself I need to wake at X o’clock, then wake at that time without an alarm?

Question

Why can you tell yourself in going to take a powernap for 30 minutes then actually wake in 30 minutes, tell yourself I need to wake at X o’clock, then wake at that time without an alarm?

In: 0

Answer 1

I can’t do that. At all. If I don’t set an alarm, the time at which I wake up is a surprise. Could be 15 minutes or 11 hours, I never know.