JAMA Network Open


About JAMA Network Open

JAMA Network Open is a monthly open access medical journal published by the American Medical Association covering all aspects of the biomedical sciences.


News

Visual abstract of this study
28 Aug 2025
Hiroshima University
By analyzing outcomes from a large-scale national dataset, this study raises tough questions about the impact of pre-hospital life support procedures on outcomes in patients with asystole.
Kutupalong refugee camp in Cox’s Bazar, Bangladesh. (Photo: Takuya Takata)
18 Apr 2025
Hokkaido University
Colder temperatures are linked with increased risk of diarrhea among Rohingya refugees in Bangladesh, emphasizing the need for climate-sensitive health strategies in refugee settings.
For non-small cell lung cancer treatment, immunotherapy seems to pose less risk for persons under a certain BMI, while conventional chemotherapy appears optimal for persons who might be overweight or obese.
12 Sep 2024
Osaka Metropolitan University
Whether immunotherapy or conventional chemotherapy carries less mortality risk depends on BMI
21 May 2024
The University of Osaka
Researchers at Osaka University analyzed data from the Japan Gerontological Evaluation Study and found that socioeconomic status (SES) transitions affect dementia risk. Specifically, upward SES mobility is greater associated with reduced dementia risk and extended healthy aging with dementia-free lifespan, while downward mobility increases risk. The study of 9,186 participants found that lifestyle, comorbidities, and social factors mediate this relationship, highlighting the importance of SES in cognitive health and preventing dementia.
Wastewater sample being collected from a manhole in the village (Photo: Masaaki Kitajima).
22 Aug 2022
Hokkaido University
Scientists show that there is a close association between clinical cases of COVID-19 and viral loads in wastewater, with the viral loads picking up to two days before the cases were detected.