Sleep apnea: strength training appears to improve perceived sleep quality in a small trial
In 25 adults with obstructive sleep apnea, eight weeks of strength training improved self-reported sleep, with no difference in sleepiness.
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Recent studies and announcements, explained with the same rigor as our analyses: sources, context, and the limitations of the data.
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Vitamin D and insomnia: a trial in women with deficiency, but no results yet
A protocol plans to test vitamin D for insomnia symptoms in Malaysian women with vitamin D deficiency. No efficacy results are presented.
Restless legs: magnetic stimulation shows a possible, still uncertain benefit
A meta-analysis of four studies suggests improvements in symptoms and sleep, but is not enough to establish a lasting benefit.
Medical cannabis and insomnia: a Cochrane review does not confirm a clear net benefit
A review of nine trials on medical cannabis and insomnia finds uncertain sleep benefits and a possible increase in adverse effects.
Night work: lemborexant shows no benefit over placebo in a small trial
In 29 night workers, a pilot trial shows no significant improvement in daytime sleep with lemborexant compared with placebo.
Sleep apnea: treatments targeting GLP-1 appear to reduce respiratory events
A meta-analysis of six trials reports fewer apneas and hypopneas, but highly variable results and no evidence that these treatments can replace CPAP.
Benzodiazepines and heart failure: a meta-analysis finds an association, not causation
A review of eleven studies associates benzodiazepines with more heart failure-related events, without demonstrating a causal effect.
Sleep after surgery: stellate ganglion block shows a benefit that remains uncertain
A meta-analysis of ten trials suggests better postoperative sleep, but the heterogeneity of the results limits confidence in this benefit.