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A comment on Improving deep sleep may prevent dementia, study finds. Parent comment

Re:Improving deep sleep may prevent dementia, study finds by m463 on Thursday November 02, 2023 @01:01AM (#38109200)
This works very well for me. I have tried just about every type but most were not comfortable. Finally found 3M ear classic NRR 33 earplugs and have bought them 200 pairs at a time. Super comfortable and effective.

used to buy these but not in stock:

https://www.amazon.com/dp/B008MCTXJC

so now I got these:

https://www.amazon.com/dp/B008MCTOPU

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