Lois Donovan on Intrapartum/Early Postpartum use of Automated Insulin Delivery, Michael Nauk on the Potential of GIP in T2D & Obesity, and more!

Welcome to the latest episode (August 2026) of Diabetes Care "On Air"—a new and different way to bring the research published in Diabetes Care to life. Join co-hosts Alice Cheng, MD, FRCPC, and Michael Rickels, MD, MS, as they discuss the latest and greatest content in the August 2026 issue of Diabetes Care and beyond.

4:20 Alice welcomes Lois Donovan, MD, endocrinologist and clinical professor in the Department of Medicine and the Department of Obstetrics and Gynecology at the University of Calgary. Her article, "Intrapartum and Early Postpartum Use of Automated Insulin Delivery in Type 1 Diabetes: A Prespecified Analysis of the CIRCUIT Randomized Controlled Trial," is available for free at doi.org/10.2337/dc26-0470.

23:05 Mike is joined by Michael Nauck, MD, Head of Clinical Research at the Diabetes Division of St. Josef-Hospital at Ruhr-University in Bochum, Germany. His article, "Clinical Potential of GIP in Type 2 Diabetes and Obesity," is available for free at doi.org/10.2337/dci25-0141

33:05 In this month's "Rapid Exchange" segment, Alice and Mike wrap up the episode by reviewing several interesting articles in the August 2026 issue of Diabetes Care. Studies highlighted in this segment include:

• Bisno et al. Factors Associated With Nocturnal Hypoglycemia After Exercise in the Type 1 Diabetes and Exercise Initiative (T1DEXI) doi.org/10.2337/dc26-0381

• Daultrey et al. The Association Between Ambient Temperature and Hypoglycemia in People Living With Type 1 Diabetes: A Case Time Series Analysis Using Real-Time Continuous Glucose Monitoring doi.org/10.2337/dc25-2383

• Leiter et al. Evolocumab in Patients With High-Risk Diabetes: Results From the VESALIUS-CV Trial doi.org/10.2337/dc26-0847

• Jagannathan et al. Subtypes of Type 2 Diabetes and Prediabetes: Mortality and Excess Life Lost in South Asians doi.org/10.2337/dc26-0043

• Johnsen et al. Achieving at Least 15% Weight Loss Within 2 Years of Type 2 Diabetes Diagnosis Is Associated With Lower Risks of Macrovascular and Microvascular Complications: A U.K. Cohort Study doi.org/10.2337/dc26-0937

• Qian et al. Melatonin Impairs Glucose Tolerance, First-Phase Insulin Secretion, and Insulin Feedback Inhibition; Interaction With MTNR1B Diabetes Risk Variant doi.org/10.2337/dc26-0164

To learn more about Diabetes Care, please visit diabetesjournals.org/care. Interested in submitting cover art to the journal? Please visit https://diabetesjournals.org/care/pages/submit_a_cover_image.