Study Finds Male Teens, Waist-to-Height Ratio Linked to Diabetes Risk

Research highlights concerning trends in prediabetes and type 2 diabetes among U.S. adolescents.

Published on Mar. 5, 2026

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A recent study published in PLOS Global Public Health has found that nearly one in three American youth now exhibit signs of prediabetes or type 2 diabetes mellitus (T2DM). The research identifies specific factors that may indicate a higher risk, including male gender, younger age within the 10-19 year old range, and a higher waist-to-height ratio, which is a stronger predictor of these conditions than Body Mass Index (BMI).

Why it matters

The rise in prediabetes and T2DM among adolescents is a significant health concern, as prediabetes can progress to type 2 diabetes if left unaddressed. This can lead to long-term complications like heart disease, kidney failure, nerve damage, and vision loss. Early diagnosis and intervention are critical to prevent these issues and reduce the strain on healthcare systems.

The details

The study, conducted by researchers at the University of Chicago, analyzed data from nearly 2,000 U.S. adolescents between 2021 and 2023. It found that male gender and a higher waist-to-height ratio (exceeding 0.5) were independent predictors of prediabetes and T2DM, even in the absence of being overweight. Younger age within the 10-19 year old range also showed a correlation with increased risk.

  • The study was published on March 5, 2026.
  • The data was collected from 2021 to 2023.

The players

University of Chicago

The institution where the researchers who conducted the study are based.

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What’s next

Experts anticipate that these trends will continue unless proactive measures are taken, such as promoting healthy eating habits, increasing physical activity, implementing regular health screenings, and raising awareness among parents, educators, and healthcare providers.

The takeaway

This study highlights the importance of focusing on abdominal fat and waist-to-height ratio as key indicators of diabetes risk in adolescents, rather than relying solely on BMI. Early intervention and preventative strategies are crucial to addressing the rising prevalence of prediabetes and type 2 diabetes among U.S. youth.