Lunia blog

Peer-reviewed sleep research, translated into the routines and decisions that matter before bed.

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Lunia Reve sleep mask in Fathom against a teal studio backdrop, showing the contoured shape and the nose notch
Silk vs Satin Sleep Masks: Materials, Care and What to Look For
Nov 09, 2026
What silk and satin mean for sleep masks, and how to compare composition, lining and care before buying.
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Lunia Reve sleep mask in Fathom resting on an oxblood leather sofa beside folded knitwear and a book
Contoured vs Flat Sleep Masks: Eye Space, Light Leaks and Side-Sleeping Fit
Nov 09, 2026
How contoured and flat sleep masks differ on eye space, light leaks and side-sleeping fit.
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A clear glass of water with a glass stirring spoon beside an ivory ceramic spoon heaped with fine white powder, spilled powder and a torn-open plain paper sachet on a flat deep navy surface under hard direct flash
Glycine Before Bed: What the Sleep Research Shows
Nov 06, 2026
Small trials link about 3 g of glycine before bed to better subjective sleep. Here are the study sizes, who ran them, what the dose means and what is still unknown.
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A hand reaching in the dark toward a smartphone with a blinding white screen, lying on crumpled deep navy bed sheets beside a tangled charging cable
Doomscrolling and Sleep: Is It the Light or the Content?
Nov 03, 2026
Doomscrolling and sleep: what research says about screen light, pre-sleep arousal and lost time, and what the studies cannot separate.
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A clear glass cup of pale green tea on a white saucer beside a torn-open tea bag spilling loose green tea leaves and a fresh tea sprig, on a flat signal yellow surface under hard direct flash
L-Theanine for Sleep: What the Trials Actually Show
Oct 30, 2026
A 2025 meta-analysis found small gains in subjective sleep from L-theanine. Here are the effect sizes, the dose range, who funded the trials and what is still unknown.
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Two vintage twin-bell alarm clocks side by side on a bright yellow backdrop, one showing two o'clock and the other one o'clock, beside tangled white earbuds, an iced coffee and a face-down phone, lit by hard direct flash
Falling Back: What the End of Daylight Saving Time Does to Your Sleep
Oct 27, 2026
Falling back adds about 33 minutes of sleep, not a full hour. What UK Biobank data and small studies show about the week after daylight saving time ends.
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A young person with curly dark hair squints and pushes a pale blue silk sleep mask up onto their forehead while an orange streetlight stripe through half-open blinds falls across an unmade bed
Sleep Masks and Darkness: What Light at Night Does to Your Sleep
Oct 20, 2026
Light during sleep is linked to lighter, more fragmented sleep in small lab studies. Here is what eye masks have been tested for, and where the evidence runs out.
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