Research Letter  Impact of a Smartwatch Hypertension Notification Feature for Population Screening Jordana B. Cohen, Daniel K. Addo, Joshua A. Jacobs, et al JAMA 2026;335;(11):1001-1003. doi:10.1001/jama.2025.26925 In September 2025, the US Food and Drug Administration cleared the Apple Watch hypertension notification feature, which uses photoplethysmography signals to notify users of possible hypertension without using ...

Original Investigation  Coffee and Tea Intake, Dementia Risk, and Cognitive Function Yu Zhang, Yuxi Liu, Yanping Li, et al JAMA 2026;335;(11):961-974. doi:10.1001/jama.2025.27259 Key Points Question  Is long-term intake of caffeinated and decaffeinated coffee associated with risk of dementia and cognitive outcomes? Findings  In this prospective cohort study of 131 821 individuals from 2 cohorts ...

Original Investigation  Caring for the Critically Ill Patient Respiratory Gas Shifts to Delay Asphyxiation in Critical Avalanche Burial: A Randomized Clinical Trial Frederik Eisendle, Giulia Roveri, Simon Rauch, et al JAMA 2025;334;(19):1720-1727 doi:10.1001/jama.2025.16837 Key Points Question  Does a novel device delay the onset of hypoxemia and hypercapnia during critical avalanche burial by enhancing air...

Original Investigation  Whole-Blood vs Component Therapy in Adult Trauma: An Updated Systematic Review and Meta-Analysis Wesam Ibrahim, Kenneth Meza Monge, Johannes Menzel, et al JAMA Surg Published Online: March 11, 2026 doi: 10.1001/jamasurg.2026.0197 Key Points Question  Is whole-blood transfusion associated with reduced mortality compared with component therapy in adult trauma patients? F...

Research Letter  Health Policy Early Morning Blood Draw Timing and Frequency Among Hospitalized Patients Michael Colacci, Anne Loffler, Surain B. Roberts, et al JAMA Netw Open 2026;9;(3):e260966. doi:10.1001/jamanetworkopen.2026.0966 Introduction Hospitalized patients report less sleep in the hospital and an increased number of nocturnal awakenings, which has been associated with the development of delirium.1,2&nbs...

Original Investigation  Pediatrics Smartphone Use During School Hours and Association With Cognitive Control in Youths Aged 11 to 18 Years Eva H. Telzer, Kaitlyn Burnell JAMA Netw Open 2026;9;(3):e261092. doi:10.1001/jamanetworkopen.2026.1092 Key Points Questions  How much are youths using their smartphones during school instruction time, and what is the association of this use with cognitive control? Findings &...

Original Investigation  Pediatrics High-Frequency Oscillation vs Mechanical Ventilation for Neonatal Acute Respiratory Distress Syndrome: A Randomized Clinical Trial Jie Li, Kaizhen Liu, Qian Yang, et al JAMA Netw Open 2026;9;(3):e260268. doi:10.1001/jamanetworkopen.2026.0268 Key Points Question  Does elective high-frequency oscillatory ventilation (HFOV) reduce the incidence of bronchopulmonary dysplasia...

Original Investigation  Cardiology Sivelestat and Incidence of Acute Respiratory Distress Syndrome After Cardiovascular Surgery: A Randomized Clinical Trial Tuo Pan, Can Xu, Ya-Peng Wang, et al JAMA Netw Open 2026;9;(3):e260390. doi:10.1001/jamanetworkopen.2026.0390 Key Points Question  Does postoperative administration of the neutrophil elastase inhibitor sivelestat reduce the incidence of acute respiratory dis...

ONLINE FIRST (FREE ACCESS) PHYSIOLOGY IN CRITICAL ILLNESS Understanding the Disease Understanding lung physiology through ventilator screenCarteaux, G., Spinelli, E. & Jaber, S. LATEST ARTICLES OriginalPlasminogen supplementation reverses fibrinolytic insufficiency in sepsis-induced disseminated intravascular coagulation: a pilot studyTschirhart, M., Curtiaud, A., Abou Rjeily, R. et al. OPEN ACCESS ~ Original Association between ABCDE bundle ...

Original Investigation  Emergency Medicine Incidence of Out-of-Hospital Cardiac Arrest on a Postholiday Weekday Min-Su Cha, Myoung-Je Song, Jong-Sun Kim JAMA Netw Open 2026;9;(3):e260832. doi:10.1001/jamanetworkopen.2026.0832 Key Points Question  Is a postholiday weekday associated with a higher out-of-hospital cardiac arrest incidence vs baseline weekdays in South Korea? Findings  In this cohort ...