Walton, R., Dungan, C., Long, D., Tuggle, S., Kosmac, K., Peck, B., … Peterson, C. (2019). Metformin blunts muscle hypertrophy in response to progressive resistance exercise training in older adults: A randomized, double-blind, placebo-controlled, multicenter trial: The MASTERS trial. Aging Cell, 18(6), e13039. https://doi.org/10.1111/acel.13039

Long, D., Peck, B., Tuggle, S., Tezanos, A. V., Windham, S., Bamman, M., … Walton, R. (2021). Associations of muscle lipid content with physical function and resistance training outcomes in older adults: altered responses with metformin. GeroScience, 43(2), 629-644. https://doi.org/10.1007/s11357-020-00315-9