AI digital-twin ecosystem translating gut-microbiome–neuroimmune signals into precision sleep–mood interventions

• by Xue Yu, Ling Fan, Shiqing Fan, Hong Li

• April 15, 2026

Correspondence: circadian melatonin rhythms in critically ill patients with delirium

• by Danielle Hunziker, Tatjana Zehnder, Madlaina Forster, Anna Estermann, Núria Zellweger, Jan Huber, Andrea Blum, Salim Abdelhamid, Fenna Stolte, Lua Maria Mengisen, Christian Cajochen, Vitaliy Kolodyazhniy, Martin Siegemund, Alexa Hollinger

• April 10, 2026

Non-invasive electrical stimulation for sleep disturbances in adults: protocol for an evidence−mapping umbrella review of systematic reviews and meta−analyses with subgroup analysis by intervention type and population

• by Jingyi Zhu, Yitong Lin, Yuanyuan Chen, Baixiao Zhao

• May 28, 2026

Can Lower Music Levels Preserve Workout Intensity?

Despite preserved exertion perceptions, researchers report limited hearing protection use in group fitness classes.

• by Kathryn Wighton

• May 22, 2026

• 4 min