At any level of adiposity, relatively elevated leptin concentrations are associated with decreased insulin sensitivity.
Martina ChiriacòLorenzo NestiAllan FlyvbjergAlain GolayJulie-Anne NazareChristian Heinz AnderwaldAsimina MitrakouRoberto BizzottoAndrea MariAndrea NataliPublished in: The Journal of clinical endocrinology and metabolism (2023)
Subjects with leptin levels that are inappropriately elevated for their fat mass show whole-body/adipose tissue insulin resistance and hyperinsulinemia, regardless of BMI.