Topic
Aging & Sleep
How sleep architecture, circadian rhythms, and sleep disorders change with advancing age.
Deep Research Articles
How Poor Sleep Accelerates Cognitive Decline: Evidence From 3 Major 2026 Studies
Three landmark 2026 studies — a 13-year CHARLS cohort of 8,900 adults, a PNAS nap/memory experiment, and a Nature Neuroscience GABA/spindle trial — converge on a clear warning: poor sleep doesn't just feel bad, it measurably accelerates cognitive aging.
Sleep and Aging: From Architectural Changes to Science-Based Interventions
A comprehensive analysis of how sleep architecture changes with aging: N3 deep sleep declines 8% per decade, circadian phase advances 1.5-2h, melatonin amplitude drops 40% — plus evidence-based intervention strategies.
Research Feed
初中生周末报复性补觉，能让周中下降的视力刹车吗？
一项中国回顾性队列研究发现，社交时差越大的初中生视力下降风险越高，睡眠节律紊乱可能是近视进展的推手。
中风后打呼噜，治好了血压能降多少？
日本研究发现，在亚急性缺血性中风患者中积极治疗阻塞性睡眠呼吸暂停，可显著改善血压控制。
Digital CBT-I for Older Adults with Insomnia and Anxiety: Feasibility Study
A feasibility study in Age and Ageing tests a digital CBT-I program for older adults with comorbid insomnia and anxiety. Preliminary findings suggest it's accessible and effective.
Inhaled Aromatherapy Significantly Improves Sleep and Cognition in Older Adults
An RCT shows inhaled lavender aromatherapy over 4 weeks improved sleep efficiency from 78.3% to 86.1% and raised MoCA cognitive scores by 2.2 points in adults 65+.
Network Meta-Analysis Ranks Best Non-Drug Sleep Interventions for Older Adults
89 RCTs with 7,236 participants reveal CBT-I (PSQI -4.8), combined exercise (-3.9), and mindfulness (-3.5) top the list for improving sleep in adults 60+.
Tai Chi Enhances Slow-Wave Activity During Deep Sleep in Older Adults: 12-Week RCT with EEG Evidence
A 2026 RCT in Frontiers in Physiology provides the first EEG-based evidence that 12 weeks of Tai Chi practice significantly enhances slow-wave activity (SWA) during deep sleep in older adults with mild insomnia, increasing deep sleep duration by 18% and improving PSQI scores by 2.8 points.