correlational
Analysis v1
Strong Support
If you don’t sleep well night after night, your skin might not hold onto moisture as well, making it more prone to drying out—compared to people who sleep soundly.
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0
Evidence from Studies
Supporting (1)
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Community contributions welcome
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Does poor sleep quality affect skin ageing?
Cross-Sectional Study
Human
2015 JanPeople who didn’t sleep well had drier, less protected skin than those who slept well, meaning their skin barrier wasn’t working as good — exactly what the claim says.
Contradicting (0)
0
Community contributions welcome
No contradicting evidence found
Gold Standard Evidence Needed
According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.