Body fat and muscle patterns are linked to type 2 diabetes risk
Compared with a healthy group, the hazard ratio for type 2 diabetes was 3.43 for visceral obesity and 4.92 for sarcopenic obesity.
Limit: Participants came only from UK Biobank, limiting applicability to other populations
Edited by Boris Djordjevic · AgingResearch.News
Researchers in an observational study analyzed 8,208 UK Biobank participants without baseline type 2 diabetes who underwent magnetic resonance imaging. Measurements included fat under the skin, visceral fat around internal organs, muscle fat infiltration, lean tissue mass, and thigh muscle volume. Clustering identified four body composition patterns: healthy with low fat and high muscle, lean with very low visceral fat and low muscle, visceral obesity with high visceral fat and high muscle, and sarcopenic obesity with high fat, high muscle fat, and low muscle.
During follow-up, type 2 diabetes incidence differed across the groups. Compared with the healthy group, the visceral obesity group was linked to higher risk, with a hazard ratio of 3.43. The sarcopenic obesity group was linked to the highest risk, with a hazard ratio of 4.92. The lean group showed no significant association.
Why it matters
Type 2 diabetes is a metabolic disorder that becomes more common with advancing age. Evaluating muscle quality alongside body fat distribution may help clarify how aging-related shifts in body composition contribute to metabolic disease.
Caveats
As an observational study, the analysis shows associations rather than cause and effect. The findings come from a conference abstract of UK Biobank participants and do not apply to people who already had type 2 diabetes.
The paper
MRI-based body composition predicts incident type 2 diabetes mellitus
Chinese Academy of Medical Sciences & Peking Union Medical College
ESC Congress 2026 Abstract, Oct 26, 2026, Open access
Presented at ESC Congress 2026
