After cost containment, the availability of insulin for US health care recipients has improved. A JAMA study analyzed trends in insulin costs for this group. The research focuses on the impact of introducing price caps on insulin. JAMA provides medical information and a platform for discussions about the future of medical practice. Other topics include the applications of artificial intelligence in medicine, the pathology of scurvy, and the link between caffeinated coffee and atrial fibrillation. JAMA also offers CME (Continuous Medical Education) activities, such as an overview of ulcerative colitis in adults.