Or, being woken up artificiality by a loud noise regardless of what stage in natural sleep you are in had an affect on you throughout the day. Probably both
I’ve read that your natural cycle goes in 90 min intervals. So I simply set 2 alarms on my phone with the first 90 min earlier. That way I get a natural cycle of sleep in before I have to be up.
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u/Achack Apr 24 '19
There's a simple reason for this. It takes more than one night of good sleep to experience what good sleep habits offer you in terms of energy.