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block_daggertoday at 4:48 PM6 repliesview on HN

I have severe sleep apnea as well as insomnia. I may also be a multi-phasic sleeper. In any case my average sleep per night is ~3.5 hours with only ~1.5 hours of deep sleep. I use light therapy, CPAP, medications, etc but none of it solves my problems. I started taking creatine daily a couple of months ago. I've noticed a significant uptick in my cognitive abilities, despite being constantly sleep deprived. TFA doesn't touch on this apparent benefit of creatine, so thought I'd mention it for others who might be suffering from similar sleep issues.


Replies

threecheesetoday at 7:58 PM

Apnea sufferer here, for whom cpap stopped working after weight loss. It turned out that my mouth was opening during sleep, reducing the effectiveness of cpap, and after adding a chin strap to keep my mouth shut I have had very few apnea events.

The mouth-tapers aren’t always wrong (though we do always look silly).

helterskeltertoday at 8:47 PM

For sleep apnea you may look into playing the didgeridoo for 30 minutes a day. The circular breathing every day really improve people's symptoms, and I've heard you see results after a few weeks or months. I'm in the middle of trying this but unfortunately I just haven't been doing it every day.

I've also heard just practicing circular breathing by blowing through a straw into a cup of water can produce the same effect but playing a didge is just so much cooler.

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gavinraytoday at 8:42 PM

There was actually a VERY recent study on mega-dose creatine for sleep deprivation:

  > "Single dose creatine improves cognitive performance and induces changes in cerebral high energy phosphates during sleep deprivation"
https://www.nature.com/articles/s41598-024-54249-9

You need a dose high enough to penetrate the blood-brain barrier, around 0.3g/kg (so ~30g for a 100kg person).

tyjentoday at 8:45 PM

Last year, I was severely sleep deprived, but needed to focus. On a whim, I took 25 grams of micronized creatine and it removed the issue with the dampened cognitive abilities. It just worked. It's nothing I would recommend as a long-term solution to sleep problems, but as a possible solution in a pinch, it could work.

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mgraczyktoday at 7:46 PM

I also started sleeping measurably better when I started taking creatine, but the broader evidence strongly suggests this was some kind of coincidence

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smt88today at 9:35 PM

FYI, your sleep hygiene sounds good, but doctors have started to agree that primary, idiopathic insomnia doesn’t exist. It’s either anxiety or evidence of some severe disease or physiological condition.

So as long as you’re trying things, CBT is the most evidence-based long-term solution for the (very likely) cause of your insomnia.