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DiscussionPeriodic limb movement disorder
Sleep Health | Last Active: Jul 8 12:15pm | Replies (13)Comment receiving replies
Replies to "The comment from "mbixler" is correct: it is a neurological disorder, not a psychological disorder. "Gloaming"..."
Let's get a bit of balance here. Firstly, I didn't ever claim that it is a 'psychological' disorder, but that it might be related to unresolved matters (which everyone has, and that are not necessarily 'disordered':
https://www.webmd.com/sleep-disorders/periodic-limb-movement-disorder
The primary cause of PLMD is neither well understood nor well known. It's largely still a mystery. Secondary PLMD ...IS...a sleep disorder, and sleep disorders have many potential causes.
As you will see from this website and article, sleep disorders come in a wide variety and have many origins, from narcolepsy to sleep apnea and beyond. Some are emotional, some neurological, some from chemical defects, whether from diet or other problems with metabolism.
https://sleepopolis.com/education/periodic-limb-movement-disorder/
One can argue (legitimately) that it involves neurological function (or dysfunction) because limbs don't move without neurological activity. From there, though, the inquisitive mind would look for root causes.