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Public Health Lab
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A lab that investigates the causes of health problems using cohort data and government health data.

AboutAbout the lab
Tackling the "upstream" causes of increasingly complex health problems
The Public Health Lab conducts epidemiological research on a wide range of diseases through cohort studies, studies using administrative health data, and clinical database studies.
The lab also works on social epidemiology, policy evaluation, and digital health research.
In collaboration with universities and research institutions in Japan and abroad, the lab runs various cohort studies and analyzes their data.
The lab belongs to the Department of Social Medicine at the Graduate School of Medicine, The University of Osaka.
Key terms
- Cohort study
- A study that follows a specific group of people over a long period to investigate factors related to the onset of disease and other outcomes
- Epidemiology
- The study of factors related to diseases and health conditions in groups of people
- Social epidemiology
- Research that analyzes how socioeconomic factors and the social environment affect disease incidence and health
NewsLab news
View More ↗ResearchResearch themes
The lab investigates the causes of health problems using a variety of data, including cohort studies, government health data, and clinical data from hospitals. Through this research, it aims to generate evidence on factors related to health.
*Illustrative imageCohort studies
In collaboration with universities and research institutions in Japan and abroad, the lab runs cohort studies such as the Ohasama Study and the CIRCS study and analyzes their data. It generates evidence on factors related to mortality and to the incidence of cardiovascular disease, cancer, diabetes, and eye disease.
*Illustrative imageAdministrative health data studies
Using health-related data accumulated by prefectures and municipalities, covering people from infants to older adults, the lab examines community health issues and their background factors at each life stage. It also conducts studies evaluating the effects of interventions such as health guidance.
*Illustrative imageClinical database studies
The lab analyzes patient data accumulated at hospitals and clinical databases that register multi-center information, in order to elucidate the pathology of diseases, including rare diseases. It aims to provide evidence that contributes to preventing lifestyle-related diseases, preventing disease progression, and preventing frailty.
*Illustrative imageSocial epidemiology
Focusing on the social determinants of health, the lab analyzes how socioeconomic factors, psychological and cultural backgrounds, and the social environment affect disease incidence and health. It also places importance on examining how to reduce inequalities, aiming to achieve fairer health for individuals and for society.
MembersFaculty
The members of the Public Health Lab consist of staff, project researchers, administrative assistants, and PhD and master's students.As of 2026
- ProfessorRyo Kawasaki
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The top and research theme images are illustrative and were not taken at the lab. They are cropped from Wikimedia Commons images. Cropped CC BY-SA images are provided under the same CC BY-SA license as the original (version shown on each line).
- Top image: “Crowd at Knebworth House - Rolling Stones 1976” Sérgio Valle Duarte .mw-parser-output .messagebox{margin:4px 0;width:auto;border-collapse:collapse;border:2px solid var(--border-color-progressive,#6485d1);background-color:var(--background-color-neutral-subtle,#fbfcff);color:var(--color-base,#202122);box-sizing:border-box;border-inline-start-width:8px}.mw-parser-output .messagebox.mbox-small{font-size:88%;line-height:1.25em}.mw-parser-output .mbox-warning,.mw-parser-output .mbox-speedy{border:2px solid var(--border-color-error,#b22222);background:var(--background-color-error-subtle,#ffdbdb);border-inline-start-width:8px}.mw-parser-output .mbox-serious,.mw-parser-output .mbox-delete,.mw-parser-output .mbox-stop{border:2px solid var(--border-color-error,#b22222);border-inline-start-width:8px}.mw-parser-output .mbox-issue,.mw-parser-output .mbox-content{border:2px solid #f28500;background:var(--background-color-warning-subtle,#ffe);border-inline-start-width:8px}.mw-parser-output .mbox-query,.mw-parser-output .mbox-style{border:2px solid #f4c430;background:var(--background-color-warning-subtle,#ffe);border-inline-start-width:8px}.mw-parser-output .mbox-shit{border:2px solid #960;border-inline-start-width:8px}.mw-parser-output .mbox-license{border:2px solid #88a;border-inline-start-width:initial}.mw-parser-output .mbox-legal{border:2px solid var(--border-color-notice,#666);background:var(--background-color-base,#fff);border-inline-start-width:8px}.mw-parser-output .mbox-honor{border:2px solid #ca3;background:var(--background-color-warning-subtle,#fcf4db);border-inline-start-width:8px}.mw-parser-output .mbox-growth{border:2px solid #8d4;background:var(--background-color-success-subtle,#d5fdf4);border-inline-start-width:8px}.mw-parser-output .mbox-move{border:2px solid #93c;border-inline-start-width:8px}.mw-parser-output .mbox-protection,.mw-parser-output .mbox-message{border:2px solid var(--border-color-base,#aaa);border-inline-start-width:8px}.mw-parser-output .messagebox .mbox-text{border:none;padding:0.25em 0.9em;width:100%}.mw-parser-output .messagebox .mbox-image{border:none;padding-top:2px;padding-bottom:2px;padding-inline-start:0.9em;padding-inline-end:0;text-align:center}.mw-parser-output .messagebox .mbox-imageright{border:none;padding-top:2px;padding-bottom:2px;padding-inline-start:0;padding-inline-end:0.9em;text-align:center}.mw-parser-output .messagebox .mbox-empty-cell{border:none;padding:0;width:1px}.mw-parser-output .messagebox .mbox-invalid-type{text-align:center}@media(min-width:720px){.mw-parser-output .messagebox{margin:4px 10%}.mw-parser-output .messagebox.mbox-small{clear:right;float:right;margin:4px 0 4px 1em;width:238px}}body.skin--responsive .mw-parser-output table.messagebox img{max-width:none!important}Wikidata has entry Sergio Valle Duarte (Q16269994) with data related to this item. / CC BY 3.0 (cropped)
- Cohort studies: “Blood pressure measurement, Poland” Kris D from Metropolia Silesia, Upper Silesia ( Oberschlesien ) / CC BY-SA 2.0 (cropped)
- Administrative health data studies: “Community health worker in the Brazilian public health system” Paulo H. Carvalho/Agência Brasília / CC BY 2.0 (cropped)
- Clinical database studies: “FP111 A4 medical record file (UK)” Whispyhistory / CC0 (cropped)
- Social epidemiology: “Photo of people selling and shopping at the flea market Waterlooplein in Amsterdam city - free image, 2024” Fons Heijnsbroek / CC0 (cropped)
- Related lab (Forensic Medicine Lab): “Mass Spectrometer Machine (NIH BioArt 579)” Courtesy of NIAID Ryan Kissinger / Public domain (cropped)
- Related lab (Respiratory Medicine and Clinical Immunology Lab): “Miner spirometry ( )” National Institute for Occupational Safety and Health (NIOSH) from USA / Public domain (cropped)
- Related lab (Geriatric and General Internal Medicine Lab): “Nurse in geriatry” I Craig from Glasgow, Scotland / CC BY 2.0 (cropped)
- Related lab (Pediatric Surgery Lab): “Circumcision instruments on green cloth in tray 2 - centered” Dan Bollinger / CC BY-SA 4.0 (cropped)
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