Recent research reveals comparable efficacy between povidone iodine and chlorhexidine gluconate in surgical antisepsis. A new study shows terzepatide significantly aids weight loss in obese adults. Findings on Ivanesimab indicate it enhances progression-free survival in lung cancer patients with EGFR variants. The discussion also touches on adolescent substance use and the implications of firearm ownership. Additionally, insights from the American Diabetes Association and the ongoing impacts of COVID-19 on immunity are explored.

Editor’s Summary by Anne Cappola, MD, ScM, Associate Editor of JAMA, the Journal of the American Medical Association, for the August 13, 2024, issue.

Editor’s Summary by Mary McGrae McDermott, MD, Deputy Editor of JAMA, the Journal of the American Medical Association, for the August 6, 2024, issue.

Editor’s Summary by Anthony Charles, MD, MPH, Associate Editor of JAMA, the Journal of the American Medical Association, for the July 23/30, 2024, issue.

Editor’s Summary by Anne Rentoumis Cappola, MD, ScM, Associate Editor of JAMA, the Journal of the American Medical Association, for the July 16, 2024, issue.

Editor’s Summary by Karen E. Lasser, MD, MPH, Senior Editor of JAMA, the Journal of the American Medical Association, for the July 9, 2024, issue.

Editor’s Summary by Kristin Walter, MD, MS, Deputy Editor of JAMA, the Journal of the American Medical Association, for the July 2, 2024, issue.

Editor’s Summary by Anne Rentoumis Cappola, MD, ScM, Associate Editor of JAMA, the Journal of the American Medical Association, for the June 25, 2024, issue.

Editor’s Summary by Mary McDermott, MD, Deputy Editor of JAMA, the Journal of the American Medical Association, for the June 18, 2024, issue.

Editor’s Summary by Mary McGrae McDermott, MD, Deputy Editor of JAMA, the Journal of the American Medical Association, for the June 11, 2024, issue.