
Global Health Officially Recognizes Fifth Diabetes Type Linked to Malnutrition
In 2025 the International Diabetes Federation officially recognizes a fifth form of diabetes—type 5 diabetes, or malnutrition-related diabetes mellitus (MRDM)—driven by chronic nutrient deficiencies and affecting up to 25 million people in low- and middle-income countries; the move aims to spur diagnostic criteria, research, and tailored therapies, though debate persists over prevalence and appropriate treatment, which may require non-standard insulin management for some patients.



