Sleep and Biological Rhythms

Aims & Scope

Sleep and Biological Rhythms is the official journal of the Japanese Society of Sleep Research and the Asian Sleep Research Society.

Sleep and Biological Rhythms is a quarterly, peer-reviewed scientific and medical journal that publishes original research articles as well as short papers, reviews, case reports and commentaries dealing with sleep and wakefulness, including biological rhythms.

Topics onbasic and clinical science, medicine and social science relating to sleep and/or biological rhythms will be considered for publication.

By publishing such articles, the Journal aims to promote and extend a healthy and good life for both patients and the general public.

View Aims & Scope

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Metrics & Ranking

Impact Factor

Year	Value
2025	1.3
2024	1.00

SJR (SCImago Journal Rank)

Year	Value
2024	0.421

Quartile

Year	Value
2024	Q3

h-index

Year	Value
2024	40

Journal Rank

Year	Value
2024	13328

Journal Citation Indicator

Year	Value
2024	219

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Abstracting & Indexing

Journal is indexed in leading academic databases, ensuring global visibility and accessibility of our peer-reviewed research.

• Scopus
• Google Scholar
• Web of Science
• Embase

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Subjects & Keywords

Journal’s research areas, covering key disciplines and specialized sub-topics in Biochemistry, Genetics and Molecular Biology, Medicine, Neuroscience and Psychology, designed to support cutting-edge academic discovery.

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Most Cited Articles

The Most Cited Articles section features the journal's most impactful research, based on citation counts. These articles have been referenced frequently by other researchers, indicating their significant contribution to their respective fields.

• Criterion validity of the Pittsburgh Sleep Quality Index: Investigation in a non-clinical sample

  Citation: 340

  Authors: Michael A, Daniel F, In-Young, Shawn D

• A meta-analysis on the treatment effectiveness of cognitive behavioral therapy for primary insomnia

  Citation: 244

  Authors: Isa, Yoko, Yuichi

• Psychometric evaluation and normative data for the Karolinska Sleep Questionnaire

  Citation: 166

  Authors: Maria, Torbjörn, Steven

• Sleep debt: Theoretical and empirical issues*

  Citation: 155

  Authors: Hans PA, Naomi L, David F

• Validity of the reduced version of the Morningness-Eveningness Questionnaire

  Citation: 153

  Authors: Vincenzo, Maria Jose, Monica, Marco

• Epidemiology of exercise and sleep

  Citation: 134

  Authors: Shawn D, Christopher E

• Assessing sleep using hip and wrist actigraphy

  Citation: 129

  Authors: James A, Thalia, Jennifer, Stuart, Leon M, Peter R

• Sleep in children: Cross-cultural perspectives

  Citation: 110

  Authors: Judith A

• What is chronotype?

  Citation: 100

  Authors: Till

• Effects of sleep deprivation on cognitive and physical performance in university students

  Citation: 99

  Authors: Yusuf, Alice, Oishik, Kavya, Shubham, Sonika, Felicite, Lothaire, Mohammad U., Sohag N., Susan F., Mary J., James

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