I sometimes practice bi-phasic sleeping. So if I do wake up I get up, and then go back to sleep again later on for a few hours.
I sometimes practice bi-phasic sleeping. So if I do wake up I get up, and then go back to sleep again later on for a few hours.
What is that?
This explains it well :-) https://en.wikipedia.org/wiki/Biphasic_and_polyphasic_sleep