Strength Training Fights Inflammaging in Bone Marrow Transplant Survivors

Long-term survivors of allogeneic hematopoietic cell transplantation (HCT) represent a growing population who face a unique cluster of post-treatment challenges. Despite surviving life-threatening blood cancers, these individuals often experience accelerated biological aging, persistent low-grade systemic inflammation — known as inflammaging — and reduced self-efficacy in managing their health. These factors collectively impair quality of life and may increase risk for age-related diseases decades earlier than in the general population.

This pilot study, sponsored by the Masonic Cancer Center at the University of Minnesota, enrolled allogeneic HCT long-term survivors alongside healthy controls in a 10-week personalized and supervised strength training intervention. The program was individually tailored and professionally supervised, with group nutrition discussions incorporated at weeks one, five, and ten to reinforce behavioral change and dietary habits alongside physical training.

The primary outcomes targeted two distinct but related domains: self-efficacy — participants' belief in their own capacity to manage health behaviors — and biomarkers of inflammaging, the chronic inflammatory state that mirrors accelerated aging biology. By comparing survivors to healthy controls, the study aimed to determine whether exercise could normalize inflammatory profiles in a population known to age biologically faster than their chronological age suggests.

The implications of this research extend beyond cancer survivorship. Inflammaging is now recognized as a central driver of nearly all age-related chronic diseases, from cardiovascular disease to neurodegeneration. Demonstrating that resistance training can meaningfully reduce inflammatory biomarkers in a high-risk population strengthens the case for exercise as a genuine longevity intervention — not merely a wellness recommendation.

Key caveats apply: this was a pilot study, meaning sample sizes were likely small, and the full results have not been published in a peer-reviewed journal based on available information. The abstract does not report specific outcome data, limiting interpretation. Nonetheless, the study design is clinically rigorous and the research question highly relevant to both survivorship medicine and broader longevity science.