The International Diabetes Federation (IDF) officially recognized a fifth form of diabetes in 2025, after decades of controversy. It's now urging other health authorities, like the World Health Organization (WHO), to follow suit. Type 5 diabetes is rarely discussed or researched, and yet it is thought to impact up to 25 million people worldwide, especially those in low- and middle-income nations where access to medical care is limited . It was first described in 1955 in Jamaica, then forgotten