Difficulties and countermeasures in the field of sleep medicine during the pandemic Kazuo Chin Editorial 15 June 2023 Pages: 261 - 262
Is gradual sleep extension effective for social jetlag in adolescents and college students? Xianchen LiuBin Zhang Editorial 06 May 2023 Pages: 263 - 264
Metabolomic approach for obstructive sleep apnea in adults: a systematic review Cristina SallesMaria Clara FreitasMiguel Meira e Cruz Review Article 08 February 2023 Pages: 265 - 277
Updates and confounding factors in delayed sleep–wake phase disorder Alexandra Wu Review Article 02 March 2023 Pages: 279 - 287
Prevalence and risk factors of poor subjective sleep quality in elite judo athletes Takafumi MonmaTakashi MatsuiFumi Takeda Original Article 13 January 2023 Pages: 289 - 297
Effect of a short video on patients’ motivation for dose reduction or cessation of hypnotics Misato AmagaiMotohiro OzoneMasahiro Shigeta Original Article Open access 27 January 2023 Pages: 299 - 308
Impact of the COVID-19 pandemic on diagnosis of sleep apnea: an observational study of a hybrid virtual care clinical pathway Kimihiko MuraseOwen D. Lyons Original Article 21 January 2023 Pages: 309 - 317
Correlation of serum prolactin with sleep duration, wake-up hour, and phases of the menstrual cycle in healthy adult subjects Darya Saeed Abdulateef Original Article 31 January 2023 Pages: 319 - 327
The eveningness chronotype is associated with nightmare distress and dream recall: a cross-sectional study Yi-Seul ChooSang wook HongSu-Hyun Han Original Article 05 February 2023 Pages: 329 - 335
The effect of cognitive–behavioral counseling with or without Citrus aurantium essential oil on sleep quality in pregnant women: a randomized controlled trial Narges RahmaniMostafa Araj-KhodaeiMojgan Mirghafourvand Original Article 05 February 2023 Pages: 337 - 346
Dexmedetomidine prevents spatial learning and memory impairment induced by chronic REM sleep deprivation in rats Wen-Hao ZhangYi-Ning YanJian-Xiong An Original Article 15 March 2023 Pages: 347 - 357
Efficacy of sleep extension therapy using a remote support system in university students with increased social jetlag: a parallel, single-blind, randomized controlled trial Ryuji FurihataTomonari ShimamotoTaku Iwami Original Article 21 February 2023 Pages: 359 - 368
The thalamic clustering coefficient moderates the vigor–sleep quality relationship Xiaoqian DingQingmin LiYi-Yuan Tang Original Article 16 March 2023 Pages: 369 - 375
Sleep quality and sleep deprivation: relationship with academic performance in university students during examination period Maria Suardiaz-MuroManuel Ortega-MorenoAntonio Vela-Bueno Original Article Open access 10 April 2023 Pages: 377 - 383
Huge laryngeal saccular cyst causing obstructive sleep apnea Masaaki HigashinoShogo FurukawaRyo Kawata Letter to the Editor 12 February 2023 Pages: 385 - 386
The impact of shift work and interventions on burnout and insomnia in healthcare professionals Lien-Chung Wei Letter to the Editor 28 May 2023 Pages: 387 - 387
Correction to: Decreased sustained attention, processing speed and verbal learning memory in patients with insomnia in Chinese young and middle-aged adults: a cross-sectional study Xie ChenCai-Lan HouFu-Jun Jia Correction 05 May 2023 Pages: 389 - 390