DSM Sleep Masters
Your Guide to Restful Nights and Energized Days
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Latest Posts
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Side Sleeper Shoulder Pain After a New Mattress? Check the Pillow
Side sleeper shoulder pain after a new mattress? A mattress changes how far the shoulder sinks, so the pillow loft may now be wrong. What to check next.
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Why Do Earbuds Hurt When You Sleep on Your Side?
Why do earbuds hurt when you sleep on your side? The pillow presses a hard shell into ear cartilage. What changes the load, and what to use instead.
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How to Run a Sleep Experiment on Yourself
A sleep experiment beats guessing. Placebo alone reproduced 63.56% of the drug response in insomnia trials — here is how to test one change over two weeks.
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Do Cooling Pillows Work? What the Sleep Trials Measured
Do cooling pillows work? Nine randomised trials found cooling bedding lowers body temperature without changing measured sleep. What moved sleep instead.
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Do Fall-Asleep Tricks Work? Three Methods, Ranked by Evidence
Do fall-asleep tricks work? The military method, 4-7-8 breathing and cognitive shuffling, ranked by what the trials and the AASM guideline actually show.
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No Screens Before Bed: What to Do With That Hour
No screens for an hour before bed — but what do you actually do? What the research says, whether a Kindle counts, and how to fill the hour.