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Wikipedia: Yoga nidra
Encyclopedia article on yoga nidra as a guided relaxation / yogic sleep practice—terminology and history map next to PubMed-linked meta-analyses and wearable N=1 rows.
Scope
Describes yoga nidra as a structured body-scan / visualization practice sometimes marketed under wellness labels (including informal NSDR branding outside peer-reviewed definitions).
Evidence discipline
Use for cultural lineage and practice description. Pooled stress / anxiety / depression Hedges' g estimates (with heterogeneity / RoB caveats) live on ghai-2025-yoga-nidra-stress-anxiety-depression-meta; wearable HRV self-experiments stay on yoga-nidra-and-nsdr.
Pairing
meditation-practice— overlapping attention regulation skills; many programs blend components.sleep-optimization— only when trials explicitly target sleep metrics, not anecdotal deep-sleep deltas alone.
Outcomes
- Heart Rate VariabilityTertiary practice overview; autonomic or HRV claims in encyclopedia text should be verified in primary physiology or clinical studies, not treated as database outcome evidence.