Mental Health DailyResearch. Evidence. Perspective.Published research on polysomnography.
In 159 depressed adults at a Paris hospital, a model built from sleep questionnaires, wrist actigraphy and a sleep-lab night distinguished bipolar from unipolar depression (AUC 0.926 in 36 p…
Read articleA 2026 study of Hodgkin lymphoma survivors treated with mantle radiation found obstructive sleep apnea (OSA) in 36 of 42 people who eventually underwent sleep testing. The practical screenin…
Read articleA 2026 polysomnography study involving 685 children found that neck-to-height ratio identified moderate/severe pediatric obstructive sleep apnea better than BMI Z-score, waist-to-height rati…
Read articleA 2026 population-based polysomnography study involving 1,206 adults found current smokers had 1.75x higher odds of worse obstructive sleep apnea severity than non-smokers or occasional smok…
Read articleA 2026 randomized sham-controlled trial in 76 adults with primary insomnia found an 8-week Sancai acupuncture protocol reduced post-treatment Insomnia Severity Index scores to 7.80 vs. 16.45…
Read articleA 2026 male-mouse study found that 30 mg/kg dexamethasone for 5 days increased light-phase wakefulness (t13 = 4.122, p = 0.0012), decreased NREM sleep (t13 = 4.412, p = 0.0007), and amplifie…
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