World's Best Scientists 2026 revealed!

D-Index & Metrics

Social Sciences and Humanities

D-Index
50
Citations
9078
World Ranking
2795
National Ranking
35

Overview

Ka-Fai Chung is affiliated with the University of Hong Kong in China. Their research primarily focuses on psychology, neuroscience, and medicine, with particular specialization in experimental and cognitive psychology, clinical psychology, and cognitive neuroscience. Their work also extends to social psychology and psychiatry and mental health.

The scientist has contributed extensively to topics related to sleep and related disorders, covering areas such as sleep and wakefulness research, circadian rhythm and melatonin, and tryptophan and brain disorders. Additional research interests include mental health research and the impact of COVID-19 on mental health, as well as eating disorders and behaviors.

Recent papers authored or coauthored by Ka-Fai Chung include the following:

  • "Effects of Tai Chi or Exercise on Sleep in Older Adults With Insomnia," 2021, JAMA Network Open
  • "Prevalence of sleep disturbances during COVID-19 outbreak in an urban Chinese population: a cross-sectional study," 2020, Sleep Medicine
  • "Lifestyle medicine for depression: A meta-analysis of randomized controlled trials," 2021, Journal of Affective Disorders
  • "Acupuncture for chemotherapy-associated insomnia in breast cancer patients: an assessor-participant blinded, randomized, sham-controlled trial," 2023, Breast Cancer Research
  • "Associations between the Chronotypes and Eating Habits of Hong Kong School-Aged Children," 2020, International Journal of Environmental Research and Public Health

Their frequent coauthors include Wing-Fai Yeung, Fiona Yan-Yee Ho, Branda Yee-Man Yu, Vincent Wing-Hei Wong, and Heidi Ka Ying Lo.

Ka-Fai Chung often publishes research findings in specialized academic journals. Venues with multiple publications include the Journal of Affective Disorders, Sleep Medicine, International Journal of Environmental Research and Public Health, and Journal of Consulting and Clinical Psychology. The scientist has also published work in JAMA Network Open.

Best Publications

  • A community study of sleep-disordered breathing in middle-aged Chinese men in Hong Kong.

    Mary S.M. Ip;Bing Lam;Ian J. Lauder;Kenneth W.T. Tsang

  • Assessing insomnia in adolescents: Comparison of Insomnia Severity Index, Athens Insomnia Scale and Sleep Quality Index

    Ka Fai Chung;Katherine Ka Ki Kan;Wing Fai Yeung

  • Sleep-Wake Patterns and Sleep Disturbance among Hong Kong Chinese Adolescents

    Ka-Fai Chung;Miao-Miao Cheung

  • Acupuncture for insomnia.

    Daniel K.L. Cheuk;Wing Fai Yeung;K. F. Chung;Virginia Wong

  • Sleep hygiene education as a treatment of insomnia: a systematic review and meta-analysis.

    Ka Fai Chung;Chit Tat Lee;Wing Fai Yeung;Man Sum Chan

  • Sleep-wake disturbance in interepisode bipolar disorder and high-risk individuals: a systematic review and meta-analysis.

    Tommy H. Ng;Ka Fai Chung;Fiona Yan Yee Ho;Wing Fai Yeung

  • Self-help cognitive-behavioral therapy for insomnia: A meta-analysis of randomized controlled trials

    Fiona Yan-Yee Ho;Ka-Fai Chung;Wing-Fai Yeung;Tommy H. Ng

  • Cross-cultural and comparative epidemiology of insomnia: the Diagnostic and statistical manual (DSM), International classification of diseases (ICD) and International classification of sleep disorders (ICSD).

    Ka Fai Chung;Wing Fai Yeung;Fiona Yan Yee Ho;Kam Ping Yung

  • Electroacupuncture for primary insomnia: a randomized controlled trial.

    Wing Fai Yeung;Ka Fai Chung;Shi Ping Zhang;Tuan Gee Yap

  • Use of the Epworth Sleepiness Scale in Chinese patients with obstructive sleep apnea and normal hospital employees

    K.F Chung

  • Acupressure, reflexology, and auricular acupressure for insomnia: a systematic review of randomized controlled trials.

    Wing Fai Yeung;Ka Fai Chung;Maggie Man Ki Poon;Fiona Yan Yee Ho

  • Sleep in schizophrenia: A systematic review and meta-analysis of polysomnographic findings in case-control studies.

    Man-Sum Chan;Ka-Fai Chung;Kam-Ping Yung;Wing-Fai Yeung

  • Insomnia subtypes and their relationships to daytime sleepiness in patients with obstructive sleep apnea.

    Ka Fai Chung

  • University students' attitudes towards mental patients and psychiatric treatment.

    K.F. Chung;Eric Y.H. Chen;Catherine S.M. Liu

  • Qigong Exercise Alleviates Fatigue, Anxiety, and Depressive Symptoms, Improves Sleep Quality, and Shortens Sleep Latency in Persons with Chronic Fatigue Syndrome-Like Illness

    Jessie Sm M. Chan;Rainbow Th H. Ho;Ka-Fai Chung;Chong-Wen Wang

  • Chinese herbal medicine for insomnia: A systematic review of randomized controlled trials

    Wing Fai Yeung;Ka Fai Chung;Maggie Man-Ki Poon;Fiona Yan-Yee Ho

  • Experience of stigma among Chinese mental health patients in Hong Kong

    K. F. Chung;M. C. Wong

  • Effects of Tai Chi or Exercise on Sleep in Older Adults With Insomnia: A Randomized Clinical Trial.

    Parco M. Siu;Angus P. Yu;Bjorn T. Tam;Edwin C. Chin

  • Electroacupuncture for residual insomnia associated with major depressive disorder: a randomized controlled trial.

    Wing-Fai Yeung;Ka-Fai Chung;Kwok-Chu Tso;Shi-Ping Zhang

  • Doxepin for insomnia: A systematic review of randomized placebo-controlled trials

    Wing-Fai Yeung;Ka-Fai Chung;Kam-Ping Yung;Tommy Ho-Yee Ng

  • Traditional needle acupuncture treatment for insomnia: a systematic review of randomized controlled trials.

    Wing Fai Yeung;Ka Fai Chung;Yau Kwong Leung;Shi Ping Zhang

Frequent Co-Authors

Cecilia L. W. Chan
Cecilia L. W. Chan University of Hong Kong
Kwok-Fai So
Kwok-Fai So University of Hong Kong
Larry Davidson
Larry Davidson Yale University
Linda C. W. Lam
Linda C. W. Lam Chinese University of Hong Kong
Jean Woo
Jean Woo Chinese University of Hong Kong
Catherine So-kum Tang
Catherine So-kum Tang Hong Kong Shue Yan University
David Kingdon
David Kingdon University of Southampton
Robbert Sanderman
Robbert Sanderman University of Groningen
Anton J. L. M. van Balkom
Anton J. L. M. van Balkom University of Amsterdam
Richard Balon
Richard Balon Wayne State University

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