Mar 22, 2026SleepWearable Sleep Staging: Why Deep Sleep Is Hard to MeasureCan PPG, ECG, and multisensor wearables measure deep sleep? PSG studies find useful sleep trends, uncertain N3 staging, and opaque consumer algorithms at home.sleep stagingwearable sleep trackingdeep sleepppg sensorRead article →
Mar 20, 2026SleepAcupuncture for Insomnia: What PSG Sleep Data Really ShowsA PSG-only meta-analysis found acupuncture improved sleep continuity in primary insomnia, but bias, dose, and CBT-I comparison gaps remain.acupunctureinsomniapolysomnographysleep qualityRead article →
Mar 7, 2026SleepMenopause Sleep Fixes: What Behavioral Trials Really ShowBehavioral sleep treatments in menopause improve self-reported insomnia, but trials rarely test polysomnography. Here's what the evidence shows.menopausal insomniasleep architecturecbtpolysomnographyRead article →