This February 23, 2026 JAMA review covers multiple medical topics. One study looks at hepatitis B virus (HBV) vaccination rates for newborns in the US and notes a recent decline. Another article is devoted to the modernization of care for chronic diseases in the health sector. The review also discusses the rational clinical evaluation of a patient with suspected volume overload. JAMA also offers information about HIV during pregnancy and breastfeeding. It also includes a diabetes prevention program controlled by artificial intelligence. The report also contains a correction to the medical reporting on coffee and tea intake.