The term Metabolic Obesity in People with Normal Body Weight (MONW) is used tohas been observed for the first time in 1981 Neil Ruderman, describe people who, despite having a healthy body weight - usually defined by theing a case of patients with symptoms indicative of the metabolic syndromes — reduced insulin sensitivity, hypertension, T2DM, and hypertriglyceridemia — despite normal body mass index (BMI), and more and more often also the percentage of adipose tissue - show. The primary diagnostic criteria were complex and required the use of tests not routinely used in healthy subjects. In later years, the diagnosis was based on the criteria of classic metabolic disorders characteristic of obese peoplesyndrome (MetS). Currently, new criteria are being searched for that will allow for a quick and accurate diagnosis of the MONW.