Sarcopenia and sarcopenic obesity in rheumatoid arthritis patients: prevalence and their relationship with joint damage and functional impairment

The prevalence of sarcopenia and sarcopenic obesity is high among Mexican patients with RA, and the current study shows that sarcopenia phenotypes are linked to worse functional impairment and significantly higher joint damage score. Early detection, nutritional intervention, and treatment of muscle dysfunction could enhance the quality of life and outcomes for RA patients.